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Intermediate

Pressure Groups and Other Influences

Paper 1, 1.3 Pressure groups and other influences

Aligned to the Pearson Edexcel 9PL0 specification

Level
Intermediate
Reading time
18 min
Published
9 September 2026
Updated
9 September 2026
On this page
  1. 1.What Pressure Groups Are and How They Are Classified
  2. 2.Methods and Access Points
  3. 3.Case Study: The British Medical Association
  4. 4.Case Study: Extinction Rebellion
  5. 5.Why Some Campaigns Succeed and Others Fail
  6. 6.Think Tanks and the Supply of Policy Ideas
  7. 7.Lobbyists and Corporations
  8. 8.Exam Focus: Common Mistakes

Key takeaways

  • A pressure group tries to influence policy without seeking to govern; a political party contests elections to hold office. The competition between such groups is what makes a democracy pluralist.
  • Sectional groups defend their own members' interests, such as the BMA for doctors; cause groups campaign for a belief, such as Extinction Rebellion. Insider groups are consulted by ministers; outsiders are not.
  • Success depends on insider status, resources, expertise, public sympathy and whether a group is pushing in the same direction as the government of the day.
  • The Snowdrop Campaign got the first handgun ban passed within a year of Dunblane and the rest within two; the Countryside Alliance drew around 400,000 marchers in 2002 and still lost, because the government opposed it.
  • Think tanks supply research and policy ideas, lobbyists are paid to put a client's case to decision-makers, and corporations add the economic weight of their investment and employment decisions.

What Pressure Groups Are and How They Are Classified

A pressure group is an organised body that tries to influence government policy without seeking to form a government itself.

That last clause is the whole distinction between a pressure group and a political party:

Political partyPressure group
AimTo win office and governTo change one policy or a narrow set of policies
BreadthA programme covering every area of governmentUsually a single issue or interest
AccountabilityFaces the electorate at a general electionAnswerable only to its own members and donors
Route to powerContesting electionsPersuasion, expertise, publicity, litigation, disruption

The boundary is blurred at the edges. The Green Party contests elections but behaves in many ways like a cause group; the Countryside Alliance stood no candidates but fought a question of law that only Parliament could settle.

Groups are classified on two axes, and you need both.

Axis 1 — whose interest is at stake.

  • Sectional groups defend the interests of their own members. Membership is normally restricted to that section: the British Medical Association recruits doctors, the National Farmers' Union recruits farmers, Unison recruits public service workers.
  • Cause groups campaign for a belief or a wider public good and are open to anyone who shares it: Greenpeace, Shelter, Amnesty International.

Axis 2 — how close the group sits to government. This typology comes from the political scientist Wyn Grant.

  • Insider groups are consulted as a matter of routine because government needs their expertise or their cooperation to make a policy work.
  • Outsider groups have no such access, either because government rejects them or because they refuse to be co-opted, and so work through the public instead.

The two axes are independent. A group can be sectional and outsider, or cause-based and insider. The Royal Society for the Protection of Birds is a cause group with strong insider access; the Countryside Alliance is a sectional group that found itself firmly outside under the Labour governments of 1997 to 2010.

Methods and Access Points

An access point is a place in the political system where outside influence can be applied. The UK has more of them than it did thirty years ago, because devolution, judicial review and a more assertive select committee system have multiplied the doors.

The choice of method follows from the access a group already has.

MethodWhat it involvesWho uses itExample
Consultation and lobbyingResponding to government consultations, briefing civil servants, meeting ministersInsider groupsThe BMA on health legislation
Parliamentary workGiving evidence to select committees, briefing MPs on public bill committees, working through all-party parliamentary groupsInsider and outsiderShelter briefing MPs on housing bills
LitigationJudicial review, test cases, third-party interventionsGroups with legal expertiseLiberty on surveillance powers
Media and public campaigningPetitions, advertising, celebrity endorsement, social mediaCause groups of all kindsThe 38 Degrees petition platform
Direct actionMarches, occupations, blockades, strikesOutsider groups and trade unionsExtinction Rebellion road blockades

Two points are worth carrying into an essay. First, methods are not fixed to a group type: the BMA is a textbook insider that also calls strikes when negotiation fails. Second, devolution changed the map. A group defeated in Whitehall can win in Edinburgh or Cardiff — the campaign for minimum unit pricing of alcohol lost repeatedly in Westminster and succeeded in Scotland.

Case Study: The British Medical Association

The British Medical Association is the clearest example of a sectional insider group in UK politics.

What it is. Founded in 1832 and adopting its present name in 1856, the BMA is simultaneously a professional association and a registered trade union for doctors and medical students, with a membership of around 194,000 as of 2024. It is not the regulator — that is the General Medical Council — which leaves the BMA free to campaign.

Why it is an insider. Government cannot run the NHS without the cooperation of doctors, and cannot draft health legislation competently without medical expertise. The BMA therefore sits on government consultations as a matter of course, gives evidence to the Commons Health and Social Care Committee, and negotiates directly with the Department of Health and Social Care over pay and contracts.

Where it has succeeded.

  • Smoking in public places. The BMA campaigned for decades for a ban on smoking in enclosed public spaces, publishing the medical evidence on passive smoking and lobbying ministers and MPs. The Health Act 2006 delivered it, and the ban took effect in England on 1 July 2007.
  • Minimum unit pricing for alcohol. Blocked in Westminster, the BMA and allied medical bodies pressed the case in Scotland. The Alcohol (Minimum Pricing) (Scotland) Act 2012 was passed, survived a legal challenge brought by the Scotch Whisky Association which the UK Supreme Court dismissed in November 2017, and came into force on 1 May 2018 at 50p per unit.

That second example is pluralism in action: one sectional group (doctors) beat another sectional group (the whisky industry) in a contest fought through Parliament, the courts and the press.

Where it has failed. The BMA opposed the coalition government's NHS reorganisation outright, calling in 2012 for the Health and Social Care Bill to be withdrawn. The Act passed anyway. Insider status buys a hearing, not a veto.

When the insider route runs out. Between March 2023 and 2024 the BMA's junior doctor members in England took repeated strike action over pay, in a dispute that ran for well over a year. A group with the best access in the system reached for the classic outsider method once negotiation stalled — which is why treating insider and outsider as fixed labels is a mistake.

Case Study: Extinction Rebellion

Extinction Rebellion (XR) is the mirror image of the BMA: a cause group, an outsider by choice, with methods built on disruption rather than negotiation.

What it is. Launched in October 2018 with a declaration of rebellion in Parliament Square, XR is a decentralised environmental movement with no membership list, no formal leadership and three founding demands: that government tell the truth about the climate emergency, act to halt biodiversity loss and reach net zero greenhouse gas emissions by 2025, and create a citizens' assembly on climate and ecological justice.

Methods. Mass civil disobedience, designed so that arrests become the message. During the April 2019 "International Rebellion" activists occupied Waterloo Bridge, Oxford Circus, Marble Arch and Parliament Square for eleven days; more than 1,100 people were arrested. Related groups have used the same logic — in October 2022 two Just Stop Oil activists threw soup over the glass covering Van Gogh's Sunflowers at the National Gallery, generating worldwide coverage of a cause with no seat at any table.

What it achieved. Agenda-setting rather than drafting.

  • On 1 May 2019, days after the April protests ended, the House of Commons approved a motion declaring an environment and climate emergency — the first national parliament to do so. The motion was not binding.
  • In June 2019 the UK became the first major economy to write a net zero by 2050 target into law, amending the Climate Change Act 2008.

XR did not draft either measure, and both had other authors, including the Committee on Climate Change. What XR supplied was salience: it made climate the story for a fortnight and raised the political cost of doing nothing.

What it cost.

  • Public support is fragile. On 17 October 2019 activists climbed onto a Docklands Light Railway train at Canning Town and were pulled off by commuters going to work. Disrupting the public transport their own cause depends on damaged the movement's standing.
  • Legislative backlash. The Police, Crime, Sentencing and Courts Act 2022 gave police wider powers to impose conditions on noisy or disruptive protests, and the Public Order Act 2023 created new offences of locking on, tunnelling and interfering with key national infrastructure. Disruptive protest produced tighter law on protest.
  • Strategy change. On 31 December 2022 XR announced it would step back from public disruption as its primary tactic, and in April 2023 it staged "The Big One", a large, deliberately lawful gathering around Parliament.
BMAExtinction Rebellion
TypeSectionalCause
StatusInsiderOutsider
Core methodConsultation, negotiation, expertiseMass civil disobedience
Source of leverageIndispensability and evidencePublicity and public pressure
Typical outcomeDetailed change to legislationChange in the political agenda
Main weaknessCan be ignored by a determined governmentAlienates the public and provokes restrictive law

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Why Some Campaigns Succeed and Others Fail

Compare two campaigns with similar levels of public visibility and opposite results.

The Snowdrop Campaign, 1996–97. After sixteen children and their teacher were killed at Dunblane Primary School on 13 March 1996, bereaved families and local residents launched a petition for a ban on private handgun ownership. It gathered around 750,000 signatures. The Firearms (Amendment) Act 1997 banned handguns above .22 calibre, and the Firearms (Amendment) (No. 2) Act 1997, passed after the change of government that year, banned the remainder. A campaign with no money, no offices and no permanent organisation got the first ban on the statute book inside a year, and the rest of it inside two.

The Countryside Alliance, 1998–2004. The Alliance opposed a ban on hunting with dogs. It had money, organisation and one of the largest demonstrations in modern British history: the Liberty and Livelihood March of 22 September 2002 brought around 400,000 people to London. It lost. The Hunting Act 2004 was forced through using the Parliament Acts and came into force on 18 February 2005.

The difference was not effort or numbers. It was that the Snowdrop Campaign asked a government for something it was already minded to do, on an issue where public opinion was overwhelming and no organised interest defended the status quo — while the Countryside Alliance asked a large Labour majority to vote against a ban that most of its own backbenchers had wanted for years. Labour's 1997 manifesto promised a free vote on whether hunting with hounds should be banned rather than promising a ban itself, and when the free votes came the Commons chose a ban repeatedly.

FactorWhy it matters
Alignment with governmentThe single strongest predictor. Groups pushing at an open door tend to win
Insider statusAccess means influence at the drafting stage, before positions harden
Public sympathyDetermines whether ministers pay a price for refusing
ExpertiseGovernment needs data and technical detail it does not hold itself
Wealth and organisationPays for staff, research, legal action and advertising
Economic leverageGroups who can withdraw labour, investment or cooperation are harder to refuse
Celebrity and media accessMarcus Rashford's 2020 campaign forced two U-turns on free school meals in England

This is where the pluralist and elitist readings of UK politics divide.

  • Pluralists point to the sheer number of groups, the multiplicity of access points and cases such as Snowdrop, where an unresourced group beat the status quo.
  • Elitists reply that outcomes correlate with resources and connections: corporations and professional bodies are consulted routinely, while the groups representing the poorest people are consulted least. On this reading the competition is real but rigged.

A defensible judgement is that the UK is pluralist in form and unevenly so in practice: access is open, but the cost of using it well is not evenly distributed.

Think Tanks and the Supply of Policy Ideas

A think tank is a research organisation that investigates policy problems and publishes proposed solutions. Its product is an idea, and its influence works upstream of legislation, by changing what politicians think is possible.

Think tanks occupy identifiable positions:

Think tankFoundedPosition and focus
Institute for Fiscal Studies1969Non-partisan; its analysis of Budgets and manifesto costings is treated as an authoritative referee by all parties
Institute of Economic Affairs1955Free-market; supplied much of the intellectual groundwork for privatisation and deregulation in the 1980s
Centre for Social Justice2004Founded by Iain Duncan Smith; welfare reform and family policy
Resolution Foundation2005Living standards, low pay and inequality
Fabian Society1884Affiliated to the Labour Party; the oldest of them

Worked example — how a think tank idea becomes law. The Centre for Social Justice was set up by Iain Duncan Smith after he stood down as Conservative leader. In September 2009 it published Dynamic Benefits, which argued that the overlapping tax credits and benefits system trapped people in unemployment by withdrawing support too steeply when they took work, and proposed merging the main working-age benefits into a single payment with a single taper rate. Duncan Smith became Work and Pensions Secretary in May 2010. The Welfare Reform Act 2012 created Universal Credit, built on that design. The route ran from a think tank report, through a minister who had commissioned it, into an Act of Parliament.

A second pattern is agenda-setting without a sponsor in office. The Resolution Foundation's research on low pay, alongside the independent Living Wage Commission that reported in June 2014, made low pay a mainstream political question; the Chancellor announced a compulsory National Living Wage in the Budget of July 2015.

The criticism. Think tanks are unelected, and several decline to say who funds them, which makes it impossible for a reader to judge whose interest a report serves. Many are registered charities, which restricts how party-political their output may be. Campaigners for transparency argue that a research paper with an undisclosed funder is lobbying in academic dress.

Lobbyists and Corporations

Lobbyists sell access and advocacy. A commercial lobbying firm is paid by a client to put that client's case to ministers, civil servants, MPs and peers, most intensively while a bill is in progress and its detail is still open.

How lobbying is regulated — and the gap in the rules. The Transparency of Lobbying, Non-Party Campaigning and Trade Union Administration Act 2014 created a statutory register of consultant lobbyists, overseen by a Registrar. The register covers only consultant lobbyists — firms hired by third parties — and only communications with ministers and permanent secretaries. In-house lobbyists employed directly by a corporation, a charity or a trade body fall outside it, and they are the large majority.

Worked example — Greensill Capital. In 2020 and 2021 the former Prime Minister David Cameron, then working for the finance firm Greensill Capital, sent text messages and made direct approaches to serving ministers and senior officials seeking access to government-backed COVID lending schemes for the company. When this became public in spring 2021 it emerged that none of it required disclosure under the 2014 Act, because Cameron was employed by Greensill rather than acting as a consultant lobbyist for an outside client. Greensill collapsed, an official review followed, and the episode became the standard illustration of how much lobbying the statutory register does not see.

A related route is the revolving door: ministers and senior civil servants taking jobs in industries they used to regulate. The Advisory Committee on Business Appointments vets such moves but issues advice rather than binding rulings.

Parliament has its own rules. Paid advocacy by MPs is banned. On 26 October 2021 the Commons Committee on Standards found that Owen Paterson MP had repeatedly breached those rules by lobbying ministers and officials for two companies paying him as a consultant, and recommended a 30-day suspension. On 3 November the government whipped MPs to block the suspension and set up a new committee instead; it retreated within 24 hours amid public anger, and Paterson resigned his seat on 5 November 2021.

Corporations exert influence in three ways at once.

  1. Direct lobbying, in-house or through hired firms.
  2. Expertise and secondment. The Public Accounts Committee reported in 2013 that the large accountancy firms seconded staff to the Treasury to help write tax legislation and then advised clients on how to work within it.
  3. Structural power — the influence a large employer has without asking for anything. A government weighing a policy also weighs whether an investment will be cancelled or a plant closed.

Corporations lose fights too, and adapt when they do. The Soft Drinks Industry Levy was announced in the Budget of March 2016 over sustained opposition from the drinks industry and took effect in April 2018. Rather than pay it, many manufacturers reformulated their products to cut sugar below the threshold before the levy applied.

Exam Focus: Common Mistakes

1. Naming case studies instead of developing them

Section 1.3 requires case studies of two different pressure groups, chosen to show how methods and influence vary. A sentence naming a group is not a case study. Give the group's type and status, its methods, one success, one failure, and what the pair reveals about influence.

2. Choosing two groups that are too alike

Two environmental cause groups make the comparison useless. Pick contrasting pairs — sectional against cause, insider against outsider — so the differences are visible.

3. Treating insider and outsider as permanent labels

Status shifts with the government of the day and with the group's own choices. The BMA negotiates and strikes; trade unions were insiders in the 1970s and outsiders after 1979. Say when your example applies.

4. Confusing size with influence

The Countryside Alliance mobilised around 400,000 marchers in 2002 and lost; the Snowdrop Campaign had no organisation and won. Numbers matter only when they change the political cost to a minister.

5. Forgetting think tanks, lobbyists and corporations

They are named in the specification alongside pressure groups and appear in questions. An answer that covers only membership pressure groups has left out required content.

6. Asserting that pressure groups make the UK pluralist without testing it

The pluralist claim is contested by the elitist argument that access tracks money and connections. Present both, then reach a judgement — the 30-mark questions carry 10 marks for AO3, and an unresolved balance leaves them unclaimed.

Key terms

Pressure group
An organised body that seeks to influence government policy or public opinion on particular issues without putting up candidates to form a government itself.
Sectional group
A group that exists to protect the shared interests of a defined section of society, usually recruiting only from that section.
Cause group
A group that campaigns for a belief, value or wider public benefit rather than for the material interests of its own members.
Insider group
A group whose expertise or standing earns it routine consultation by ministers and civil servants before decisions are taken.
Outsider group
A group without regular access to decision-makers, which therefore works through publicity, protest, petitions and litigation.
Access point
A place in the political system where an outside group can bring influence to bear, such as a government department, a Commons committee, a court or a devolved administration.
Pluralist democracy
A democracy in which many organised groups compete for influence and no single interest dominates, so policy emerges from the contest between them.
Elitism
The view that political power in practice rests with a small, well-connected minority, so open competition between groups is more apparent than real.
Think tank
A research organisation that studies policy problems and publishes proposed solutions, aiming to shape what governments and parties believe is possible.
Lobbyist
Someone whose paid job is to win favourable decisions for a client by putting that client's case directly to the people who write, pass or apply the law.
Corporation
A large business whose size gives it political weight, used to press for conditions friendly to business generally or for rules that suit its own sector.

Frequently asked questions

Insider groups are consulted directly by ministers and civil servants and work through quiet negotiation; outsider groups lack that access and rely on publicity, protest, petitions and the courts. Status can change: a group can be granted or lose access when the government changes.

A sectional group represents the interests of its own members, so membership is usually restricted, such as the BMA for doctors. A cause group campaigns for a belief or a wider public good and is open to anyone who shares it, such as Greenpeace.

Both arguments have force. They disperse power, supply expertise and represent people between elections. Against that, the best-resourced groups win most often, and unelected groups can obstruct a policy a government was elected to deliver.

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