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Public order offences | OCR A-Level Law

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For Specification H418


OCR A-Level Law | Free Revision Notes


Estimated study time: 50 minutes


These Public order offences A-Level Law revision notes explain the English law rules which OCR requires as restrictions on Articles 10 and 11 ECHR. The current H418 specification specifically identifies breach of the peace, the Public Order Act 1986 offences of riot, violent disorder and affray, and illegal forms of assembly. This lesson therefore moves from the general principles in Restrictions on Convention rights [Restrictions on Convention rights] to the domestic rules which can limit freedom of expression [Article 10] and peaceful assembly [Article 11].


Learning Objectives 🎯


By the end of this revision page, you should be able to:

  • Explain breach of the peace in the context required by OCR.

  • Explain riot under section 1 Public Order Act 1986.

  • Explain violent disorder under section 2 Public Order Act 1986.

  • Explain affray under section 3 Public Order Act 1986.

  • Distinguish riot, violent disorder and affray accurately.

  • Explain relevant illegal forms of assembly, including aggravated trespass and prohibited trespassory assemblies at the level supported by OCR assessment materials.

  • Apply public-order rules to factual scenarios.

  • Explain how public-order law can restrict Articles 10 and 11.

  • Apply proportionality when public-order enforcement interferes with Convention rights.


Revision Notes 📚


Public order offences and the OCR specification


OCR places public-order offences within Human rights and English law.


The current specification requires:


public-order offences in relation to restricting Articles 10 and 11, specifically breach of the peace, riot, violent disorder, affray and illegal forms of assembly.

This gives the topic two connected dimensions:


Domestic criminal/public-order law

What legal rule has the person broken?


Human-rights law

Is using that rule to restrict Article 10 or Article 11 justified?


A strong OCR answer therefore understands both the statutory offence and its relationship with the Convention right.


Specification boundary


Public-order law is a changing area, but this revision page follows the named content in the June 2026 H418 specification.


The OCR specification does not require a general study of every public-order or protest offence. It names the specific areas above.


The 2024 examiner report also noted that candidates could receive credit for more recent public-order legislation where appropriately used, but that such additional material was not necessary to access full marks on the public-order question.


📌 For revision, prioritise the law OCR has actually specified.


Breach of the peace


What is a breach of the peace?


Breach of the peace is a common-law public-order concept rather than one of the statutory offences in sections 1 to 3 Public Order Act 1986.


OCR's specimen material specifically identifies:

  • R v Howell

  • Mengesha v Commissioner of Police of the Metropolis

  • R (Laporte) v Chief Constable of Gloucestershire Constabulary

as relevant authorities when breach of the peace interacts with protest and Convention rights.


The classic definition comes from R v Howell.


A breach of the peace arises where:

  • harm is actually done to a person

  • harm is likely to be done to a person

  • harm is done or likely to be done to a person's property in their presence

  • or a person fears such harm through an assault, affray, riot, unlawful assembly or other disturbance.


The concept therefore focuses on violence or threatened harm, rather than mere annoyance or disagreement.


Preventing an imminent breach of the peace


Police do not always have to wait until violence has actually occurred.


Under the principles associated with R v Howell, reasonable action may be taken where an officer reasonably anticipates an imminent breach of the peace. Police may also intervene where a breach has occurred and there is a reasonable belief that it will recur.


The important idea is:


There must be a sufficiently immediate and realistic threat of harm.

A vague possibility that trouble might arise at some point is much weaker justification for interfering with peaceful protest.


Breach of the peace is preventative


Breach of the peace is particularly important because of its preventative function.


It allows reasonable police intervention to prevent harm rather than simply punishing a completed statutory offence.


Government guidance distinguishes arrest for breach of the peace from conviction for a criminal protest offence, noting that breach-of-peace arrest is aimed at prevention rather than punitive action.


This distinction is useful in an exam:


Riot, violent disorder and affray → statutory criminal offences


Breach of the peace → common-law basis for preventative intervention


R (Laporte) v Chief Constable of Gloucestershire Constabulary


R (Laporte) v Chief Constable of Gloucestershire Constabulary is particularly important when police seek to prevent anticipated disorder at a protest.


OCR's specimen mark scheme identifies Laporte specifically in relation to:

  • public protest

  • breach of the peace

  • the lawfulness of preventative police action.


The case also links strongly to proportionality.


The examination lesson is:


Police concern about possible disorder does not automatically make every preventative restriction lawful.

You should consider how immediate the feared breach is and whether the police response goes further than necessary.


Mengesha v Commissioner of Police of the Metropolis


OCR also identifies Mengesha v Commissioner of Police of the Metropolis.


The specimen mark scheme states that containment designed to prevent a breach of the peace was lawful, although retaining photographs and personal details was not.


This illustrates an important principle:


Different police actions within the same incident may receive different legal conclusions.


A court might find that:

  • temporary containment was justified

  • but an additional interference was not.


Do not assume that if one police action is lawful, everything the police subsequently do must also be lawful.


Breach of the peace and peaceful protest


Breach of the peace is particularly sensitive in protest scenarios because Article 11 protects peaceful assembly.


Suppose protesters are:

  • standing peacefully

  • holding placards

  • causing no violence

  • making no threats.


Calling them "disruptive" does not itself prove a breach of the peace.


OCR's 2024 Article 11 mark scheme applied this reasoning to Mei, who was arrested while peacefully protesting. The mark scheme suggested that although police might try to rely on breach of the peace, the facts did not establish criminal or threatening behaviour sufficient to justify the interference.


Always examine the actual conduct rather than the label applied to it by the police.


Public Order Act 1986


OCR specifically requires the three graduated offences of:

  • riot, section 1

  • violent disorder, section 2

  • affray, section 3.


All three involve unlawful violence or threats of unlawful violence and an objective test involving a hypothetical person of reasonable firmness. The offences differ particularly in the number of people involved and the conduct required.


A useful first comparison is:

Offence

Section

Minimum people using/threatening violence

Key distinction

Riot

s1

12

Common purpose, and defendant must use violence

Violent disorder

s2

3

No common purpose required

Affray

s3

1 offender can commit it

Violence or threat directed towards another


Riot


Section 1 Public Order Act 1986


Riot is the most serious of the three named Public Order Act offences.


Under section 1, the prosecution must establish that:

  • 12 or more persons are present together

  • they use or threaten unlawful violence

  • they do so for a common purpose

  • their conduct, taken together, would cause a person of reasonable firmness present at the scene to fear for their personal safety

  • the particular defendant has used unlawful violence for that common purpose.


The group does not have to act with perfect simultaneity.


The focus is on the combined disorder and common purpose.


Twelve or more people


The numerical requirement is crucial.


For riot, there must be at least 12 persons present together who satisfy the group requirements.


This distinguishes riot immediately from violent disorder.


📌 Exam shortcut:


12 = riot


3 = violent disorder


1 offender can commit affray


Do not confuse the numbers.


Common purpose


Riot requires the 12 or more people to use or threaten unlawful violence for a common purpose.


This requirement is not present in the same way for violent disorder.


A common purpose might be inferred from coordinated collective conduct, but the factual question is whether the group violence or threats are being used towards a shared objective.


Do not simply assume that everyone standing near a riotous group shares its common purpose.


The defendant must use violence


There is an important distinction between the group requirement and the conduct of the individual defendant.


The 12 or more may use or threaten unlawful violence.


However, to be guilty of riot, the particular defendant must be a person using unlawful violence for the common purpose. Threatening violence alone is insufficient for that defendant's liability for riot.


This is a useful higher-level distinction that prevents an overly mechanical answer.


Person of reasonable firmness


Riot uses an objective test.


The combined conduct must be serious enough that a hypothetical person of reasonable firmness present at the scene would fear for their personal safety.


A real bystander does not have to prove that they were frightened.


Ask instead:


Would an ordinarily firm person witnessing this level of violence reasonably fear for their safety?

Violence may involve property


For riot, unlawful violence may be directed against:

  • people

  • property.


The offence may also occur in a public or private place.


This means large-scale coordinated smashing or destruction may form part of a riot even where the violence is not directed exclusively at individuals.


Riot application example


Imagine 18 people gather outside a building.


They share a plan to force their way inside and destroy equipment. Members of the group throw bricks, smash windows and threaten those inside. Alex personally smashes several doors with a metal bar.


Apply:

  • 18 people satisfies the numerical requirement.

  • They are present together.

  • Violence and threats are being used.

  • Destruction of the building is a common purpose.

  • The combined conduct would plainly cause a reasonable person to fear for their safety.

  • Alex personally uses violence.


Riot under section 1 is strongly indicated.


Violent disorder


Section 2 Public Order Act 1986


Under section 2, violent disorder occurs where:

  • three or more persons are present together

  • they use or threaten unlawful violence

  • their conduct taken together would cause a hypothetical person of reasonable firmness at the scene to fear for their personal safety.


OCR's 2024 mark scheme expressly identifies:


section 2 POA, violent disorder, three or more persons who use or threaten unlawful violence.

Three or more people


Violent disorder requires a much smaller group than riot.


Three people are sufficient.


OCR applied this directly in 2024 when Amos and three others threatened and used violence inside a hotel. The mark scheme concluded that their conduct could amount to violent disorder because there were at least three people using or threatening unlawful violence and the behaviour would cause a person of reasonable firmness to fear for their safety.


No common purpose requirement


Unlike riot, violent disorder does not require the three or more people to be acting for a common purpose.


The focus is instead upon:

  • their presence together

  • their use or threats of unlawful violence

  • the overall effect of that conduct.


This is one of the clearest distinctions between sections 1 and 2.


Threats may be sufficient


For violent disorder, liability may be based upon using or threatening unlawful violence.


This is another difference from riot, where the particular defendant must use violence to be guilty of riot.


In a scenario, therefore, do not automatically reject violent disorder simply because the defendant did not personally strike anyone.


A sufficiently serious threat of unlawful violence may satisfy the conduct requirement.


Present together


The three or more must be present together.


CPS guidance identifies R v NW for the principle that this does not require them to cooperate with each other. They need to be present in the same place at the same time while the relevant violence or threats occur.


For OCR problem solving, the central factual question is usually straightforward:


Were at least three people involved in the relevant violent or threatening disorder at the scene?

Person of reasonable firmness


As with riot, the behaviour must be serious enough that a hypothetical person of reasonable firmness would fear for their personal safety.


OCR applied exactly this test in the 2024 Amos scenario.


Shouting threats while smashing a table with sticks was strong evidence that this objective threshold would be met.


Violent disorder application example


Three people become involved in a confrontation outside a concert.


All three pick up bottles and threaten another group. Two throw the bottles while the third waves one aggressively and threatens to attack.


Apply:

  • three persons are present together

  • all use or threaten unlawful violence

  • a reasonable person witnessing the incident could fear for their safety

  • no common purpose needs to be shown.


Violent disorder under section 2 is likely.


Affray


Section 3 Public Order Act 1986


Affray is found in section 3 Public Order Act 1986.


The prosecution must establish that a person:

  • uses or threatens unlawful violence towards another

  • and the conduct is such that a hypothetical person of reasonable firmness present at the scene would fear for their personal safety.


Unlike riot and violent disorder, affray can therefore be committed by one defendant using or threatening unlawful violence towards another person.


A person uses or threatens violence


Affray does not require a group of three offenders.


One person can commit the offence where their violent or threatening conduct towards another satisfies the required level of seriousness.


This provides the easiest numerical distinction:

Offence

Group requirement

Riot

12 or more

Violent disorder

3 or more

Affray

One person can commit it


Violence must be towards another person


For affray, the unlawful violence or threat must be towards another person.


CPS guidance distinguishes affray from riot and violent disorder by explaining that violence against property alone is insufficient for affray.


This is an important scenario distinction.


Throwing stones towards people: potentially affray.


Damaging an empty object with no violence or threat towards another person: affray is much less appropriate.


Threat cannot be by words alone


For affray, a threat of violence cannot consist of words alone.


There must be conduct accompanying the threat which takes it into the kind of violent public disorder targeted by section 3.


For example:

  • waving a weapon while threatening someone

  • throwing objects

  • physically advancing in a threatening manner.


Mere angry words, without more, do not satisfy this particular offence.


The hypothetical bystander


Again, a real frightened bystander need not actually be present.


The test is whether a hypothetical person of reasonable firmness, if present, would fear for their personal safety.


OCR's 2024 mark scheme applied affray to Sara, who shouted abuse and threw stones towards a taxi carrying migrants. The stone throwing was capable of amounting to unlawful violence sufficient to cause a person of reasonable firmness to fear for their safety.


Affray application example


Zain is arguing with another person outside a station.


He pulls out a heavy metal bar, swings it towards the other person and shouts that he is going to attack them.


Apply:

  • Zain is one person, which is sufficient for affray.

  • He threatens unlawful violence towards another.

  • His conduct is not words alone because he is wielding the bar.

  • A reasonable person witnessing this could fear for their own safety.


Affray under section 3 is strongly indicated.


Comparing riot, violent disorder and affray


The three offences at a glance

Feature

Riot

Violent disorder

Affray

Section

s1 POA 1986

s2 POA 1986

s3 POA 1986

Number

12 or more

3 or more

One offender sufficient

Use or threat by group

Use or threaten violence

Use or threaten violence

Individual uses or threatens violence

Common purpose

Required

Not required

Not required

Defendant personally

Must use violence

May use or threaten violence

Uses or threatens violence

Reasonable firmness test

Yes

Yes

Yes

Violence against property

Can be relevant

Can be relevant

Property alone is insufficient

Public or private place

Either

Either

Either


The best way to distinguish them


Use this sequence:


How many people are involved?


Then ask:


Is there unlawful violence or a threat?


Then:


Would a person of reasonable firmness fear for their safety?


For riot, add:


Is there a common purpose, and has this defendant actually used violence?


This prevents the sections becoming muddled.


Illegal forms of assembly


OCR's requirement


The specification requires illegal forms of assembly as part of public-order law restricting Article 11.


OCR's 2024 assessment material provides useful guidance about what this includes.


The mark scheme identified:

  • section 68 Criminal Justice and Public Order Act 1994, aggravated trespass

  • section 70 Criminal Justice and Public Order Act 1994, which inserted provisions concerning trespassory assemblies into sections 14A and 14B Public Order Act 1986.


These are therefore the key OCR-supported areas to revise under this heading.


Aggravated trespass


Section 68 Criminal Justice and Public Order Act 1994


Under section 68, aggravated trespass can occur where a person trespasses on land and does an act intended to:

  • intimidate people so as to deter them from carrying out a lawful activity

  • obstruct that lawful activity

  • or disrupt that lawful activity.


OCR's 2024 mark scheme uses the same core formulation and identifies DPP v Chivers as relevant authority.


The key idea is:


ordinary trespass + intention to intimidate, obstruct or disrupt lawful activity = potential aggravated trespass

Trespass alone is not enough


The offence is called aggravated trespass because simply being a trespasser is not sufficient.


The defendant must also do an act with the required intention concerning another person's lawful activity. CPS guidance likewise states that trespass itself is generally not a criminal offence, while aggravated trespass adds further statutory requirements.


For a problem question, therefore ask:

  1. Is the person trespassing?

  2. Is another person engaged in, or about to engage in, a lawful activity?

  3. Has the defendant done an act?

  4. Is the defendant intending to intimidate, obstruct or disrupt that activity?


DPP v Chivers


OCR's 2024 mark scheme identifies DPP v Chivers when explaining aggravated trespass.


In the examination scenario, Jane occupied and damaged a lift so that it could not be used. OCR concluded that her occupation could constitute aggravated trespass because she was trespassing and intended to obstruct or disrupt lawful activity.


CPS guidance also identifies DPP v Chivers when explaining that "land" for section 68 includes buildings.


The case is therefore useful where protest activity takes place inside a building, not merely in an open field.


Trespassory assemblies


Sections 14A and 14B Public Order Act 1986


OCR's 2024 mark scheme also identifies section 70 Criminal Justice and Public Order Act 1994, which introduced sections 14A and 14B concerning trespassory assemblies.


At OCR level, understand two connected stages:


Section 14A


Provides a mechanism through which trespassory assemblies may be prohibited where the statutory conditions are satisfied.


Section 14B


Creates offences connected with knowingly:

  • organising a prohibited trespassory assembly

  • taking part in a prohibited trespassory assembly.


When may a trespassory assembly be prohibited?


CPS guidance explains that the relevant order may be made where the required police belief concerns an assembly involving trespass on land and the risk of:

  • serious disruption to the life of the community

  • or significant damage to property of historical, architectural, archaeological or scientific importance.


For OCR revision, the important idea is not the administrative detail of obtaining the order.


It is the distinction:


A peaceful assembly may normally attract Article 11 protection, but domestic law can prohibit particular trespassory assemblies where the statutory threshold is satisfied.

Section 14B offences


Section 14B applies where a person knows that an assembly has been prohibited under section 14A and nevertheless:

  • organises it

  • or takes part in it.


Knowledge of the prohibition is therefore important.


A scenario should not be approached merely by saying:


"They protested on land, therefore they are guilty."

You need to identify the specific statutory mechanism.


Aggravated trespass versus trespassory assembly


These are related but different.

Aggravated trespass, s68 CJPOA 1994

Trespassory assembly, ss14A/14B POA 1986

Focuses on the individual's conduct while trespassing

Focuses on an assembly which has been prohibited

Requires intention to intimidate, obstruct or disrupt lawful activity

Requires knowledge of the prohibition for the s14B offence

No prior prohibition order is the central requirement

Depends upon an order prohibiting the assembly

OCR authority includes DPP v Chivers

OCR 2024 mark scheme identifies s70 CJPOA and ss14A/14B


Do not use the terms interchangeably.


Public-order law and Article 10


Freedom of expression


Article 10 protects freedom of expression, including important political and protest expression.


However, Article 10 is a qualified right.


Domestic public-order law can therefore provide a lawful restriction where the Convention requirements are satisfied.


Possible Article 10(2) justifications include:

  • public safety

  • prevention of disorder or crime

  • protection of the rights of others.


You studied the Convention framework in Article 10 [Article 10].


Public-order offence does not erase Article 10 automatically


The correct reasoning is not:


"They were protesting, so they cannot commit an offence."

Nor is it:


"They committed a public-order offence, so Article 10 is irrelevant."

Instead consider the interaction.


Expression is protected

↓

Domestic law interferes with the expression

↓

Does that law pursue a permitted aim?

↓

Is applying it in these circumstances necessary and proportionate?


CPS protest guidance emphasises that legitimate protest can sometimes be offensive or disruptive and that interference with Article 10 requires proper justification.


Public-order law and Article 11


Freedom of peaceful assembly


Article 11 protects peaceful assembly and association.


Public-order rules are one of the clearest domestic mechanisms through which that right may be restricted.


OCR's 2022 examiner report specifically praised candidates who understood how:

  • breach of the peace

  • Public Order Act 1986 measures

  • proportionality

  • margin of appreciation

could limit Article 11 in practice.


Article 11(2)


For an interference with Article 11 to be justified, the restriction must satisfy the Convention requirements, including being:

  • prescribed by law

  • necessary in a democratic society

  • directed towards a legitimate aim such as public safety or prevention of disorder or crime.


OCR's 2024 Article 11 mark scheme expressly identifies public-order offences as possible laws which satisfy the prescribed by law stage.


The existence of the law is therefore important, but it is not always the end of the human-rights analysis.


Peaceful protest versus violence


Article 11 protects peaceful assembly.


This creates a powerful distinction.


Peaceful protester


A person peacefully holding a placard may have a strong Article 11 claim.


Violent participant


A person smashing property, throwing missiles or attacking others is much less able to characterise the conduct as protected peaceful assembly.


OCR's 2024 mark scheme made this distinction when comparing Mei's peaceful activity with Riley's criminal damage during a protest.


Public-order offences therefore help mark the boundary between protected protest and unlawful disorder.


Proportionality


Public-order powers must be applied proportionately


Even where authorities pursue a legitimate public-order objective, the extent of the interference matters.


For example:


A small peaceful group causes limited inconvenience.


Police could:

  • speak to them

  • impose a lawful condition where available

  • manage access

  • or use a much more serious intervention.


The more extensive the response, the stronger the justification required.


This connects directly with proportionality from [Restrictions on Convention rights].


OCR's 2024 examiner report identifies understanding the interface between the Convention right and statutory limitation, along with balanced reasoning and proportionality, as important features of successful human-rights answers.


R (Laporte) and proportionality


Laporte is particularly useful when police act before anticipated disorder has actually occurred.


The questions to ask are:

  • How imminent was the threatened breach?

  • How reliable was the information?

  • Were the particular people restricted actually responsible?

  • Was intervention necessary at that point?

  • Was a less restrictive response available?


This prevents the state from treating peaceful protesters as though they were automatically responsible for violence merely because disorder might occur elsewhere.


OCR's specimen expressly uses Laporte in the protest and breach-of-peace context.


Public-order problem-solving method


A strong OCR answer should distinguish between a public-order offence question and a human-rights question.


If the question asks which offence has been committed


Use:


Step 1: Identify the conduct


What exactly has each individual done?


Step 2: Count the people

  • 12 or more?

  • 3 or more?

  • one offender?


Step 3: Identify violence or threats


Is there unlawful violence or a threat of it?


Step 4: Apply the reasonable-firmness test


Would a hypothetical person of reasonable firmness fear for their personal safety?


Step 5: Apply the distinguishing element


For riot:

  • common purpose

  • defendant's own use of violence.


For aggravated trespass:

  • trespass

  • lawful activity

  • intention to intimidate, obstruct or disrupt.


Step 6: Reach a specific conclusion


For example:


"Kai is most likely liable for violent disorder under section 2 Public Order Act 1986."

Not:


"Kai has committed some kind of public-order offence."

If the question asks about Articles 10 or 11


Use a different structure.


Step 1: Identify the Convention right


Article 10 expression or Article 11 peaceful assembly.


Step 2: Identify the public-order restriction


For example:

  • breach of the peace

  • Public Order Act offence

  • prohibited assembly.


Step 3: Identify the legitimate aim


Commonly:

  • prevention of crime

  • prevention of disorder

  • public safety

  • rights of others.


Step 4: Apply the facts


How serious is the actual threat or disorder?


Step 5: Apply proportionality


Was the particular restriction justified?


Step 6: Reach a human-rights conclusion


For example:


"The arrest is likely to amount to a justified restriction of Article 11."

or:


"The intervention appears disproportionate, so Article 11 is likely to have been breached."

Do not answer a human-rights question simply by proving a criminal offence.


Applying the three Public Order Act offences


Scenario A: large-scale coordinated disorder


Twenty people attack a government building together. They share the intention of forcing officials to abandon the building. Members throw stones and smash doors. Morgan personally throws several bricks.


Likely offence:


Riot, section 1


Why?

  • 12 or more

  • present together

  • unlawful violence

  • common purpose

  • reasonable-firmness threshold

  • Morgan personally uses violence.


Scenario B: violent group confrontation


Four people become involved in a street confrontation. All shout threats and two swing metal poles towards another group.


Likely offence:


Violent disorder, section 2


Why?

  • at least three people

  • present together

  • use or threaten unlawful violence

  • conduct would make a person of reasonable firmness fear for safety

  • no common purpose needs to be established.


Scenario C: single violent threat


One protester advances towards a council worker while waving a heavy pole and threatening to strike them.


Likely offence:


Affray, section 3


Why?

  • one offender can commit affray

  • threat is directed towards another

  • threat is accompanied by conduct, not words alone

  • a person of reasonable firmness could fear for their safety.


Human rights do not excuse violence


A protester's political motivation can explain why they are acting, but it does not automatically prevent public-order liability.


OCR's 2024 materials illustrate this repeatedly.


A peaceful protest may be strongly protected by Article 11.


Violent or criminal conduct is far easier to restrict because prevention of disorder or crime is a recognised Convention justification.


A good exam answer therefore separates:


the cause


from


the conduct.


Someone may have a legitimate political cause while using an unlawful method.


Statute matters more than generic discussion


The 2024 examiner report gives particularly important advice for this lesson.


Question 7 required candidates to advise on public-order offences.


OCR found that successful candidates:

  • knew the relevant statutes in detail

  • identified accurate section numbers

  • explained the elements of the offences

  • distinguished the offences

  • applied each rule closely to the facts.


Less successful responses:

  • confused statutory sections

  • discussed "public order" only in a generic way

  • drifted into unrelated criminal offences.


📌 For a public-order offence problem, statute is the engine of the answer.


Case law has a supporting role


The same examiner report makes another useful point.


Case law could strengthen a public-order answer, but it was not necessary to use large numbers of cases to reach the highest level where the statutory law was explained and applied accurately.


This differs slightly from some other H418 topics.


Prioritise:


section → legal elements → factual application


Then add a case where it genuinely helps.


For example:

  • breach of peace → R v Howell

  • preventative protest restriction → Laporte

  • aggravated trespass → DPP v Chivers.


Public-order offence comparison checklist


Before finishing a scenario answer, check:

Question

Why it matters

How many people are involved?

Separates riot, violent disorder and affray

Is there violence or a threat?

Central requirement of ss1 to 3

Would a reasonable person fear for safety?

Objective threshold shared by all three

Is there a common purpose?

Particularly relevant to riot

Did this defendant actually use violence?

Important for riot

Is violence directed towards another?

Important for affray

Is the person trespassing?

Relevant to illegal assembly rules

Are they obstructing, disrupting or intimidating lawful activity?

Relevant to aggravated trespass

Is an assembly already prohibited?

Relevant to s14B

Is Article 10 or 11 engaged?

Necessary where the question asks about human rights

Is restriction proportionate?

Central to Convention analysis


Key Words 🔑

Key word

Student-friendly definition

How it may be used in an exam

Breach of the peace

A common-law situation involving actual or threatened harm, or fear of harm, allowing preventative intervention where the required conditions are met.

Apply R v Howell and consider whether harm is sufficiently imminent.

Riot

Section 1 Public Order Act 1986 offence involving at least 12 persons using or threatening unlawful violence for a common purpose, with the defendant using violence.

Count the participants, identify common purpose and apply the reasonable-firmness test.

Violent disorder

Section 2 Public Order Act 1986 offence involving three or more persons present together using or threatening unlawful violence.

Distinguish it from riot by the lower number and absence of a common-purpose requirement.

Affray

Section 3 Public Order Act 1986 offence involving use or threat of unlawful violence towards another, sufficiently serious to alarm a hypothetical person of reasonable firmness.

Apply where an individual or smaller confrontation involves serious violence or threats.

Aggravated trespass

Trespassing and acting with intent to intimidate, obstruct or disrupt another person's lawful activity.

Apply section 68 CJPOA 1994 and DPP v Chivers.

Trespassory assembly

An assembly involving trespass which may be prohibited under the statutory scheme, with offences for knowingly organising or taking part in a prohibited assembly.

Apply sections 14A and 14B POA 1986 where a prohibition order exists.

Person of reasonable firmness

A hypothetical ordinary person used to assess whether violent conduct would cause fear for personal safety.

Apply to riot, violent disorder and affray.


Hints from the Examiner Reports 💡


Examiner hint: Learn the statute accurately. OCR's 2024 report says successful candidates knew the relevant sections in detail and explained the elements of each public-order offence carefully.
Examiner hint: Differentiate the offences. Less successful candidates confused the sections, while stronger candidates matched the correct offence to each person's conduct.
Examiner hint: Do not discuss "public order" only in general terms. OCR specifically reported that generic discussion attracted little credit when the question required statutory offences.
Examiner hint: Use section numbers accurately. The 2024 report identifies accurate statutory citation as a feature of stronger responses.
Examiner hint: Case law is useful but the statute is more important in this type of question. OCR stated that case law was not necessary to access the highest marks where candidates had excellent statutory knowledge and application.
Examiner hint: Understand the interface between the right and the statutory limitation. For public-order questions overlapping with Articles 10 or 11, successful responses need both the Convention right and the domestic law restricting it.
Examiner hint: Do not expand the current OCR syllabus simply because newer protest laws exist. The specification gives a precise list of required public-order content, and OCR has previously confirmed that extra recent legislation was not necessary for full marks.

Common Mistakes ⚠️


Mistake: Confusing the numbers for riot and violent disorder


Why this is incorrect: Riot requires 12 or more people. Violent disorder requires three or more.


How to improve: Memorise:


Riot = 12


Violent disorder = 3


Affray = 1 offender sufficient


Mistake: Forgetting common purpose in riot


Why this is incorrect: The 12 or more persons must use or threaten unlawful violence for a common purpose.


How to improve: When considering riot, always add:


"Are they acting towards a shared purpose?"

Mistake: Saying a defendant can commit riot merely by threatening violence


Why this is incorrect: Although the group may use or threaten violence, the particular person guilty of riot must themselves use violence or be legally responsible for its use.


How to improve: Distinguish the group requirement from the individual defendant's conduct.


Mistake: Requiring three offenders for affray


Why this is incorrect: Affray can be committed by one defendant using or threatening unlawful violence towards another.


How to improve: Do not confuse the reasonable-firmness hypothetical bystander with an additional offender.


Mistake: Treating words alone as sufficient for affray


Why this is incorrect: The statutory threat for affray cannot consist of words alone.


How to improve: Look for accompanying threatening or violent conduct.


Mistake: Treating breach of the peace like section 1, 2 or 3 POA


Why this is incorrect: Breach of the peace is a common-law preventative concept. Riot, violent disorder and affray are statutory offences.


How to improve: Keep the two categories separate.


Mistake: Assuming peaceful protest is automatically a breach of the peace


Why this is incorrect: There must be the necessary actual or sufficiently imminent threat of harm.


How to improve: Use Howell and examine the real facts rather than accepting the description "disruptive".


Mistake: Saying all trespass is aggravated trespass


Why this is incorrect: Section 68 requires an additional act done with intent to intimidate, obstruct or disrupt lawful activity.


How to improve: Apply:


trespass + act + specific intention


Mistake: Ignoring Articles 10 and 11


Why this is incorrect: OCR expressly places public-order offences within the topic of domestic restrictions on Articles 10 and 11.


How to improve: Where the question concerns human rights, connect the domestic law to:


prescribed by law → legitimate aim → proportionality


Mistake: Writing a human-rights essay when asked which criminal offence applies


Why this is incorrect: A question asking which offence a defendant is likely to face primarily tests knowledge and application of the statutory rules.


How to improve: Read the command carefully. For a public-order offence problem, start with the statute, not a long explanation of Article 11.


Exam-Style Questions ✍️


Question 1


Which section of the Public Order Act 1986 creates the offence of violent disorder? [1 mark]


Answer: Section 2. [1]


Question 2


State the minimum number of people required for:

  1. riot

  2. violent disorder

[2 marks]


Answer:

  1. Riot: 12 or more persons. [1]

  2. Violent disorder: three or more persons. [1]


Question 3


Explain two differences between riot and violent disorder. [4 marks]


Indicative answer:

  • Riot requires at least 12 persons, whereas violent disorder requires at least three. [2]

  • Riot requires the group to act for a common purpose, whereas violent disorder does not require a common purpose. [2]


Credit an accurately explained distinction concerning the individual defendant's use or threat of violence.


Question 4


Explain the offence of affray under section 3 Public Order Act 1986. [5 marks]


Indicative answer:

  • A person must use or threaten unlawful violence towards another. [1]

  • The conduct must be sufficiently serious that a hypothetical person of reasonable firmness would fear for their personal safety. [2]

  • One defendant can commit the offence. [1]

  • A threat cannot consist of words alone. [1]


Question 5


Fifteen people enter the grounds of a government office as part of an organised group. They have agreed to force officials out of the building. Members smash windows and throw bricks. Some shout threats. Luka personally uses a hammer to smash the entrance doors.


Advise Luka whether riot is likely to have been committed. [6 marks]


Indicative answer:

  • Riot is found in section 1 Public Order Act 1986. [1]

  • There are more than the required 12 persons present together. [1]

  • Members use and threaten unlawful violence. [1]

  • Their agreement to force the officials out provides evidence of a common purpose. [1]

  • The combined conduct would cause a person of reasonable firmness to fear for personal safety. [1]

  • Luka personally uses violence by smashing the doors and is therefore strongly capable of liability for riot. [1]


Question 6


Three people enter a café after an argument outside. They threaten customers and start smashing tables with wooden poles. None of the customers is injured.


Advise which of the offences of riot, violent disorder or affray is the most appropriate on these facts. [6 marks]


Indicative answer:

  • Riot cannot apply because there are fewer than 12 persons. [1]

  • Violent disorder under section 2 requires at least three persons present together. [1]

  • The three use or threaten unlawful violence. [1]

  • Their violent conduct includes smashing property and threatening people. [1]

  • A person of reasonable firmness would be likely to fear for their safety. [1]

  • Violent disorder is therefore the strongest of the three identified offences. [1]


This closely reflects the type of analysis OCR used in its 2024 mark scheme.


Question 7


A group campaigns against the construction of a private laboratory.

  • Aisha sits peacefully on the public pavement holding a placard.

  • Ben enters the laboratory building without permission and deliberately blocks a lift so staff cannot continue their work.

  • Cara takes part in an assembly on land which she knows has already been prohibited under the statutory rules governing trespassory assemblies.


Advise Aisha, Ben and Cara as to the relevant public-order or assembly issues and the possible impact of Article 11. [10 marks]


Indicative answer:


Aisha

  • Her conduct appears to be peaceful protest protected in principle by Article 11. [1]

  • There are no facts indicating violence, threatened harm or a public-order offence. [1]

  • A serious restriction would therefore require convincing justification and proportionality. [1]


Ben

  • Ben is trespassing inside the building. [1]

  • Section 68 CJPOA 1994 may apply if his act is intended to obstruct or disrupt the staff's lawful activity. [2]

  • DPP v Chivers is relevant because aggravated trespass can involve conduct inside a building. [1]

  • Prevention of crime may justify restricting any Article 11 claim. [1]


Cara

  • Sections 14A and 14B concern prohibited trespassory assemblies. [1]

  • If Cara knowingly takes part in an assembly prohibited by an order under section 14A, section 14B may apply. [1]


Question 8


A political organisation announces a demonstration outside Parliament.


Before it begins, police receive information that a small separate group may become violent later in the day. The main demonstration itself contains several hundred peaceful protesters.


Police stop all of the peaceful demonstrators from reaching the protest and detain them for several hours, saying that this is necessary to prevent a breach of the peace.


Advise whether the police restriction is compatible with Articles 10 and 11. [10 marks]


Indicative answer:

  • The demonstration involves political expression under Article 10 and peaceful assembly under Article 11. [2]

  • Both rights may be lawfully restricted to prevent disorder or crime where the Convention requirements are satisfied. [1]

  • Breach of the peace may provide a preventative basis for police intervention where a sufficiently imminent threat of harm exists. [1]

  • R v Howell is relevant to the nature and imminence of a breach of the peace. [1]

  • R (Laporte) v Chief Constable of Gloucestershire Constabulary is particularly relevant to preventative restrictions on protest. [1]

  • The police information concerns a separate minority rather than the peaceful demonstrators themselves. [1]

  • Preventing every peaceful participant from reaching the demonstration is a substantial interference with Articles 10 and 11. [1]

  • Proportionality requires consideration of whether the danger could have been addressed through narrower measures directed towards those posing the risk. [1]

  • On these facts, the blanket restriction is vulnerable to being regarded as disproportionate. [1]


Question 9


A protest becomes violent.

  • Darius is one of 14 people acting together with the agreed purpose of breaking into a company headquarters. He smashes windows with a brick.

  • Elena is involved in a separate confrontation with two other people. All three threaten members of the public with metal poles.

  • Farah, acting alone elsewhere, throws stones towards a driver while aggressively threatening them.


Advise Darius, Elena and Farah which of the offences of riot, violent disorder and affray they are most likely to have committed. [20 marks]


Indicative marking guidance:


A strong response should analyse each defendant separately.


Darius

  • Section 1 Public Order Act 1986 concerns riot.

  • At least 12 people are required.

  • Fourteen people are present together.

  • They are acting for the common purpose of forcing entry into the headquarters.

  • Unlawful violence is being used.

  • The combined conduct is capable of causing a person of reasonable firmness to fear for their personal safety.

  • Darius personally uses violence by smashing windows.

  • Riot is therefore strongly indicated.


Elena

  • Section 2 concerns violent disorder.

  • Three or more persons must be present together.

  • Elena and the other two satisfy the numerical requirement.

  • Threatening people with metal poles amounts to threats of unlawful violence.

  • Their combined conduct is capable of satisfying the reasonable-firmness test.

  • A common purpose need not be established.

  • Violent disorder is therefore the strongest conclusion.


Farah

  • Section 3 concerns affray.

  • One offender can commit affray.

  • Farah throws stones and threatens unlawful violence towards another person.

  • Her threat is not words alone.

  • A hypothetical person of reasonable firmness could fear for their personal safety.

  • Affray is therefore strongly indicated.


Higher-level responses should distinguish the offences accurately rather than merely identifying that all three defendants are involved in "public disorder".


Question 10


'Public-order law is necessary to protect society from violence and disorder, but its use must not become a disproportionate restriction on peaceful political protest.'


Discuss this statement with reference to the public-order rules required by OCR and Articles 10 and 11. [20 marks]


Indicative marking guidance:


A strong answer should integrate domestic public-order law with Convention protection.


Relevant points may include:

  • Article 10 protects freedom of expression.

  • Article 11 protects peaceful assembly and association.

  • Both are central to democratic protest but are qualified rights.

  • Public-order law provides domestic restrictions capable of pursuing legitimate aims such as public safety and prevention of disorder or crime.

  • Breach of the peace allows preventative police intervention where actual or sufficiently imminent harm is involved.

  • R v Howell defines the relevant concept of harm and anticipated harm.

  • Preventative powers can be valuable because police should not necessarily have to wait for violence to occur.

  • However, premature or overly broad action may interfere disproportionately with peaceful protesters.

  • R (Laporte) v Chief Constable of Gloucestershire Constabulary is important when evaluating preventative intervention.

  • Mengesha demonstrates that one aspect of police intervention may be lawful while additional measures may still be unlawful.

  • Section 1 Public Order Act 1986 deals with serious collective violence through the offence of riot.

  • Its requirements include 12 or more people, common purpose and conduct satisfying the reasonable-firmness test.

  • Section 2 violent disorder lowers the numerical requirement to three and does not require the same common-purpose element.

  • Section 3 affray allows serious individual violence or threats towards another to be addressed.

  • The graduated offences enable the law to respond differently according to the scale of disorder.

  • Illegal forms of assembly provide further domestic restrictions.

  • Aggravated trespass under section 68 CJPOA 1994 can protect lawful activities from intentional intimidation, obstruction or disruption.

  • Sections 14A and 14B regulate prohibited trespassory assemblies.

  • These restrictions protect property, public order and the rights of others.

  • However, protest and political expression can legitimately be disruptive or unpopular without becoming violent.

  • A democratic society requires space for peaceful dissent.

  • Restrictions should therefore be applied to the people and conduct creating the genuine danger rather than automatically to everyone associated with a protest.

  • Articles 10 and 11 require attention to legality, legitimate aims and proportionality.

  • OCR's examiner reports emphasise the importance of understanding the interface between the Convention right and the statutory limitation rather than studying the two areas separately.

  • A strong conclusion may argue that public-order rules are necessary to prevent violence, intimidation and serious disruption, but their compatibility with human rights depends heavily on careful, targeted and proportionate enforcement.


Higher-level responses should distinguish the statutory rules accurately, use authority selectively, analyse the democratic value of Articles 10 and 11, and reach a sustained judgement about the balance between public order and peaceful protest.

 
 
 

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