By the end of this chapter you'll be able to…

  • 1Identify and describe the main organs of the United Nations — with special focus on the Security Council's structure, P5, and veto power
  • 2Describe the key UN specialised agencies and their functions (WHO, UNICEF, UNESCO, UNDP, World Bank, IMF)
  • 3Explain the purpose and limitations of UN peacekeeping, including India's contribution
  • 4Analyse the case for UNSC reform — why current structure is unrepresentative and what India and the G4 are demanding
  • 5Evaluate whether the UN has been effective in achieving its founding purposes
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Why this chapter matters
The United Nations is the world's primary institution for peace, security, and development — and India's demand for a permanent UNSC seat makes this chapter directly relevant to Indian foreign policy ambitions. CBSE examiners test: the six main UN organs (with special attention to UNSC — P5 veto), key specialised agencies (WHO, UNICEF, UNESCO, UNDP, World Bank, IMF), India's claim for a permanent UNSC seat (G4 group), and the argument for UNSC reform. The chapter rewards systematic memorisation of facts.

United Nations and Its Organisations

Introduction

The UNITED NATIONS was founded in 1945 — as the Second World War ended — with a single overriding purpose: "to save succeeding generations from the scourge of war." The League of Nations (founded after WWI) had FAILED — it could not prevent the Second World War. The UN was designed to SUCCEED where the League had failed. 75+ years later, the UN has 193 member states — making it the ONLY truly universal international organisation. It has kept the peace in many places, advanced human rights, coordinated global responses to disease and poverty — and FAILED to prevent genocide, adapt its power structure to the 21st century, or hold the most powerful accountable.

1. The UN System — Main Organs

The UN Charter (signed 26 June 1945, San Francisco) established SIX principal organs:

OrganMembersFunctionBinding Power
Security Council (UNSC)15 (5 permanent + 10 elected)PRIMARY responsibility for international peace and security. Can authorise military action, impose sanctions.YES — its resolutions are BINDING on all member states.
General Assembly (UNGA)All 193 members. One country = one vote.Discusses and makes recommendations on any issue within the Charter's scope. Approves the UN budget.NO — resolutions are RECOMMENDATIONS, not binding.
SecretariatInternational civil servants, headed by the Secretary-GeneralImplements decisions of other organs. Mediation. Administration.
International Court of Justice (ICJ)15 judges elected by UNGA and UNSCSettles legal disputes BETWEEN states. The Hague, Netherlands.Binding on parties that accept its jurisdiction.
Economic and Social Council (ECOSOC)54 members elected by UNGACoordinates economic, social, and related work of UN agencies.NO — coordinating body.
Trusteeship CouncilSuspended (1994)Originally supervised trust territories. Completed its work when Palau (last trust territory) became independent.

The Security Council — Power and Paralysis

The UNSC is the most POWERFUL organ of the UN. Its 15 members include 5 PERMANENT members (the 'P5': United States, United Kingdom, France, Russia, China) and 10 NON-PERMANENT members elected for 2-year terms.

FeatureDetail
Veto PowerEach P5 member can VETO (block) ANY substantive resolution. A single 'no' vote from any P5 member KILLS the resolution — even if all 14 other members vote 'yes.'
Impact of VetoDuring the Cold War, the USSR and USA repeatedly vetoed each other's resolutions. More recently, Russia has vetoed resolutions on Syria and Ukraine. The US has vetoed resolutions critical of Israel.
Why It Matters'The veto makes the UNSC POWERFUL when the great powers AGREE — and PARALYSED when they DISAGREE.'

The Secretary-General

The Secretary-General is the UN's top diplomat — the 'face' of the organisation. Elected by the General Assembly on the recommendation of the Security Council. Notable Secretaries-General:

NameCountryPeriodKey Contribution
Dag HammarskjöldSweden1953-1961Defined the SG's independent diplomatic role. Died in a plane crash while mediating the Congo crisis.
Kofi AnnanGhana1997-2006Millennium Development Goals. Nobel Peace Prize (2001, shared with the UN).
António GuterresPortugal2017-presentClimate change. COVID-19 response. Ukraine war. UN reform.

2. UN Specialised Agencies

AgencyFull NameWhat It Does
WHOWorld Health OrganisationGlobal health coordination. Vaccination campaigns. Disease surveillance. COVID-19: issued guidelines, coordinated vaccine distribution (COVAX). Criticised for slow initial response.
UNICEFUnited Nations Children's FundChildren's welfare — immunisation, education, nutrition, child protection. Active in 190+ countries.
UNESCOUN Educational, Scientific and Cultural OrganisationEducation for all. World Heritage Sites. Press freedom.
UNDPUN Development ProgrammePublishes the annual Human Development Report (HDI rankings). Development projects worldwide.
World BankLong-term loans for development projects (infrastructure, education, health).
IMFInternational Monetary FundShort-term loans to countries facing balance of payments crises. Often criticised for harsh 'structural adjustment' conditions.
WTOWorld Trade OrganisationRegulates international trade. Not technically a UN agency — but part of the broader 'UN system.'

3. UNSC Reform — The Unfinished Business

The Security Council's structure reflects the WORLD OF 1945 — not the world of 2026:

ProblemDetail
No African permanent memberAfrica has 54 countries — NO permanent UNSC seat
No Latin American permanent memberBrazil has long sought a permanent seat
Asia underrepresentedIndia (world's most populous country, largest democracy, major economy) has no permanent seat. Japan and Germany (major economic powers, major UN budget contributors) have no permanent seats.
P5 privileges are FROZENThe victors of a war that ended 80 years ago retain permanent privileges

India's Claim for a Permanent Seat

India's case is among the STRONGEST:

  • World's largest democracy and most populous nation
  • Third-largest economy by GDP (PPP)
  • Largest cumulative contributor of troops to UN peacekeeping missions
  • Founding member of the UN
  • Part of the G-4 (India, Japan, Germany, Brazil) — mutual support for permanent seats

Why Reform Is Stalled: Any amendment to the UN Charter requires approval by ALL FIVE permanent members. The P5 are RELUCTANT to share power. The 'Coffee Club' (countries like Pakistan, Italy, South Korea, Argentina) opposes regional rivals getting permanent seats.

4. UN Peacekeeping

The UN deploys 'BLUE HELMETS' — soldiers contributed by member states — to conflict zones to monitor ceasefires, protect civilians, and support peace processes. India is one of the LARGEST troop contributors — over 250,000 Indian peacekeepers have served in 49 missions. Notable successes: Namibia, Sierra Leone, East Timor. Notable failures: Rwanda (1994 — ~800,000 killed while a small UN force was told not to intervene), Srebrenica (1995 — ~8,000 Bosnian Muslims killed in a UN 'safe area').

5. Exam Focus

Question TypeMarksLikely Topics
Long Answer6Discuss the need for UN reform, especially of the Security Council
Short Answer4Describe the main organs of the UN — UNSC and UNGA
Short Answer2What is the veto power? How does it affect UNSC functioning?
Short Answer2Explain India's claim for a permanent UNSC seat

Self-Test

Q1. Describe the STRUCTURE and FUNCTIONING of the UN Security Council. A1. The UNSC has 15 members: 5 PERMANENT (P5: US, UK, France, Russia, China) and 10 NON-PERMANENT (elected for 2-year terms by the General Assembly). PRIMARY RESPONSIBILITY: international peace and security. Can authorise military action, impose sanctions, and establish peacekeeping missions. Its resolutions are BINDING on all UN member states. KEY FEATURE: The P5 have VETO POWER — any one of them can block any substantive resolution. 'The veto makes the UNSC effective when the P5 agree — and paralysed when they disagree.' CRITICISM: The UNSC reflects 1945, not the 21st century. No permanent members from Africa or Latin America. India, Japan, Germany, Brazil — major powers — are excluded.

Q2. Why is UNSC REFORM demanded? What is India's claim? A2. UNSC REFORM IS DEMANDED BECAUSE: (1) The P5 reflects the winners of WWII (1945) — not today's world. (2) No permanent members from Africa (54 countries), Latin America, or the Islamic world. (3) India, Japan, Germany, Brazil — major powers — are excluded. INDIA'S CLAIM: World's most populous country and largest democracy. Third-largest economy (PPP). Largest cumulative contributor to UN peacekeeping troops. Founding UN member. Part of the G-4 group seeking permanent seats. BUT: Reform requires ALL P5 to agree to a Charter amendment. The P5 are reluctant to share power. The reform process is GRIDLOCKED.

Key formulas & results

Everything you need to memorise, in one card. Screenshot this for revision.

UN System — Main Organs
UN FOUNDING: October 24, 1945 (UN Day). ORIGINAL MEMBERS: 51. CURRENT MEMBERS: 193 (all recognised sovereign states except Vatican/Kosovo). UN CHARTER signed June 26, 1945, San Francisco. SIX MAIN ORGANS: (1) SECURITY COUNCIL (UNSC): PRIMARY responsibility for international peace and security. 15 MEMBERS: 5 PERMANENT (P5: USA, UK, France, Russia, China) + 10 NON-PERMANENT (elected for 2 years). VETO POWER: Any P5 member can veto any substantive decision — this is the Council's central feature and greatest limitation. (2) GENERAL ASSEMBLY (UNGA): ALL 193 members. Each has ONE VOTE regardless of size (Maldives = India = China = 1 vote). Passes resolutions — NON-BINDING (unlike UNSC resolutions). 'The Parliament of the world.' (3) SECRETARIAT: UN civil service. Head: SECRETARY-GENERAL (SG). Current SG: António Guterres (Portugal, since 2017, second term to 2026). (4) INTERNATIONAL COURT OF JUSTICE (ICJ): The 'World Court.' Settles disputes between STATES (not individuals — that's the ICC). 15 judges. The Hague, Netherlands. (5) TRUSTEESHIP COUNCIL: Set up to oversee former colonial territories. Now DORMANT (all trust territories are independent). (6) ECONOMIC AND SOCIAL COUNCIL (ECOSOC): Coordinates work of the UN's economic and social agencies. 54 members.
CBSE tests: UNSC composition (P5 + 10 non-permanent). Veto = P5 power. UNGA resolutions = non-binding. ICJ = state disputes, not individuals. SG = António Guterres. All of these are 1-mark questions.
Key UN Agencies
WHO (World Health Organisation): Global health standards. Coordinates pandemic response (COVID-19 exposed both its strengths and limitations). Geneva, Switzerland. UNICEF (United Nations Children's Fund): Children's welfare — nutrition, immunisation, education. Global reach. UNICEF Headquarters: New York. UNESCO (UN Educational, Scientific and Cultural Organisation): Education, science, culture. Declares World Heritage Sites (Taj Mahal, Qutub Minar are UNESCO sites). Paris, France. UNDP (United Nations Development Programme): Promotes development. Publishes the ANNUAL HUMAN DEVELOPMENT REPORT (and the HDI — Human Development Index). New York. WFP (World Food Programme): Emergency food aid. World's largest humanitarian organisation. Nobel Peace Prize 2020. ILO (International Labour Organisation): Sets international labour standards. Promotes decent work. WORLD BANK: Long-term development loans to developing countries. Headquarters: Washington DC. IMF (International Monetary Fund): Short-term loans to countries in balance of payments crisis. Financial stability. Also in Washington DC. WTO (World Trade Organisation, 1995): Regulates international trade. Replaced GATT (1947). Geneva. IAEA (International Atomic Energy Agency): Nuclear safeguards and peaceful nuclear use. Vienna.
WHO, UNICEF, UNESCO, UNDP, World Bank, IMF, WTO are the seven agencies CBSE consistently tests. Know each one's function in one sentence. Do NOT confuse World Bank (long-term development loans) with IMF (short-term balance of payments loans).
UNSC Reform — India's Claim and G4
WHY REFORM IS NEEDED: The P5 (USA, UK, France, Russia, China) are the five victors of WWII (1945). They were chosen in 1945 when the UN had 51 members — not 193. The world has changed fundamentally: NO PERMANENT MEMBER represents: Africa (54 countries), Latin America, South/Southeast Asia, or the Middle East (with any permanent seat). THE CASE FOR MORE PERMANENT MEMBERS: Population representation: Africa has 1.4 billion people with no permanent member. India: 1.4 billion people, #1 by population, second-largest contributor to UN peacekeeping — no permanent member. INDIA'S CLAIM: India is the world's largest democracy. Second-largest population (now). Major economy (5th globally). Largest contributor to UN peacekeeping (since independence, India has contributed ~250,000 troops across 50+ missions). India's UNSC membership has been a long-standing demand supported across political parties. THE G4 GROUP: India, Japan, Germany, and Brazil — mutually support each other's permanent membership bids. G4 proposed model: 6 new permanent members (from G4 + 2 African seats) and 3–4 new non-permanent seats. OBSTACLES TO REFORM: EXISTING P5 reluctant — each P5 member has reason to block expansion: China opposes Japan; USA was slow to support India; Russia opposes Germany; UK/France worry about reduced European influence. AFRICAN UNION cannot agree on which 2 African countries get seats. 'Uniting for Consensus' group (Italy, Pakistan, South Korea, etc.) opposes permanent seats for G4, preferring longer-term elected seats. RESULT: Reform is gridlocked. Progress has been minimal despite decades of discussion.
G4 = India + Japan + Germany + Brazil. Each supports the other's UNSC permanent seat bid. CBSE tests G4, India's contribution to peacekeeping, and why reform is stalled. Know that China specifically opposes Japan's claim.
UN Peacekeeping — Purpose, Practice, and India's Role
WHAT: UN deploys 'BLUE HELMETS' (troops wearing distinctive blue berets/helmets) from member countries to conflict zones. Purpose: maintain ceasefire agreements, protect civilians, support peace processes. LEGAL BASIS: NOT in the UN Charter (Chapter VI = peaceful settlement; Chapter VII = enforcement). Peacekeeping EVOLVED as a practice after 1948 (first UN observer mission in Palestine). Sometimes called 'Chapter VI and a half' — between pacific settlement and enforcement. INDIA'S CONTRIBUTION: India has been one of the UN's LARGEST TROOP CONTRIBUTING COUNTRIES throughout its history. Contributed ~280,000 troops and police across 50+ missions. Notable: India's UNEF contribution (Suez Crisis 1956), UNIFIL (Lebanon), MONUSCO (Congo), UNMISS (South Sudan). India has lost ~180+ personnel in peacekeeping missions. SUCCESSES: Namibia (1989), Sierra Leone, Cambodia, Timor-Leste — peacekeeping helped end conflicts and transition to democracy. FAILURES: Rwanda (1994) — UN mission UNAMIR had 2,500 troops but failed to stop 800,000 people being killed in 100 days. Srebrenica (1995, Bosnia) — UN declared 'safe area,' but Dutch peacekeepers failed to stop massacre of ~8,000 Bosnian Muslim men. 'The UN failed to act when it mattered most.'
India's peacekeeping contribution is a source of national pride and a key argument for India's UNSC permanent seat. CBSE tests this connection. Rwanda 1994 and Srebrenica 1995 are the standard examples of peacekeeping failures.
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Common mistakes & fixes

These are the exact errors that cost students marks in board exams. Read them once, save yourself the trouble.

WATCH OUT
Confusing the World Bank (long-term development loans) with the IMF (short-term balance of payments loans)
WORLD BANK provides LONG-TERM LOANS for development projects — building schools, roads, dams, healthcare systems in developing countries. It focuses on POVERTY REDUCTION and DEVELOPMENT. IMF provides SHORT-TERM LOANS to countries facing BALANCE OF PAYMENTS CRISES — when a country runs out of foreign exchange to pay for imports. India used IMF loans in 1991 BOP crisis. Both are based in Washington DC but have different mandates.
WATCH OUT
Saying UNGA resolutions are binding on member states
UNGA resolutions are NON-BINDING — they are recommendations, not orders. SECURITY COUNCIL resolutions are BINDING on all UN members (under Chapter VII — 'Decisions of the Security Council'). This distinction is fundamental: the UNGA can pass resolutions condemning Russia's invasion of Ukraine or Israel's actions in Gaza — but these create no legal obligation. Only the UNSC can impose sanctions, authorise force, or impose legally binding obligations.

NCERT exercises

Every NCERT exercise from this chapter — what it covers and how many questions to expect.

NCERT Ex s
NCERT Exercises
Questions on UN organs (UNSC composition, veto, UNGA powers); key agencies (WHO, UNICEF, UNESCO, UNDP, World Bank, IMF); UN peacekeeping and India's contribution; UNSC reform and India's claim; G4 group; why UNSC reform is stalled
7
Questions

Practice problems

Work through this chapter's problems as a readiness check — reveal each solution, mark yourself honestly, and get your gap report at the end.

Readiness check

Are you exam-ready for United Nations and Its Organisations?

3 problems from this chapter. Try each one, reveal the worked solution, mark yourself honestly — get your gap report at the end.

3 questions~2 min worth ~6 marks in Punjab (PSEB) exams

5-minute revision

The whole chapter, distilled. Read this the night before the exam.

  • UN founded: October 24, 1945. 51 original members. 193 current members.
  • UNSC: 5 permanent (P5: USA, UK, France, Russia, China) + 10 non-permanent (2-year terms). VETO = P5 power to block any decision.
  • UNGA: all 193 members, 1 vote each. Resolutions = NON-BINDING (recommendations only).
  • ICJ: International Court of Justice. Settles disputes between STATES. The Hague. 15 judges.
  • SG: Secretary-General. Currently António Guterres (Portugal, since 2017).
  • Key agencies: WHO (health), UNICEF (children), UNESCO (culture, World Heritage), UNDP (development, HDI), World Bank (development loans), IMF (BOP loans), WFP (food aid).
  • UN peacekeeping: Blue Helmets. India = largest troop contributor historically (~280,000 troops, 50+ missions). Successes: Namibia, Sierra Leone. Failures: Rwanda 1994, Srebrenica 1995.
  • UNSC reform: no representation for Africa, Latin America, South Asia. India's claim: largest democracy, 5th economy, peacekeeping contribution.
  • G4: India + Japan + Germany + Brazil. Mutual support for P5 expansion. Reform stalled: P5 reluctance, China opposes Japan, 'Uniting for Consensus' group.
  • Charter amendment requires: 2/3 UNGA + ALL P5 ratification. Makes reform near-impossible without P5 consent.

Punjab (PSEB) marks blueprint

Where the marks come from in this chapter — so you can plan your prep.

Typical chapter weightage: 4-6 marks

Question typeMarks eachTypical countWhat it tests
Short Answer3-41UNSC composition and veto; UNGA vs UNSC powers; key agencies (WHO/UNICEF/UNESCO functions); India's peacekeeping contribution; G4 group
Long Answer5-60-1UNSC reform — need and obstacles; India's claim for permanent seat; evaluate UN effectiveness; role of WHO in global health
Prep strategy
  • P5 = USA, UK, France, Russia, China. Five names to memorise. Veto = any one P5 can block any decision. UNGA = all 193, non-binding resolutions. These three facts are guaranteed 1-mark questions.
  • Six UN agencies to memorise: WHO (health), UNICEF (children), UNESCO (culture, World Heritage), UNDP (development, publishes HDI), World Bank (long-term loans), IMF (short-term BOP loans).
  • G4 = India + Japan + Germany + Brazil. Mutual support for permanent UNSC seats. China opposes Japan's bid specifically.

Where this shows up in the real world

This chapter isn't just an exam topic — it lives in the world around you.

UNSC and the Russia-Ukraine War — Paralysis in Practice

The Russia-Ukraine war (2022–present) has provided a real-time demonstration of UNSC's veto-induced paralysis. Russia — as a permanent member — has vetoed every UNSC resolution calling for an end to its invasion of Ukraine. The UNGA passed non-binding resolutions condemning Russia (141–5 in favour) but these have no enforcement power. To bypass the UNSC, the UNGA held a 'Uniting for Peace' session — a mechanism designed for exactly this scenario (created in 1950 for Korea when USSR boycotted). This sequence of events perfectly illustrates the chapter's lessons about UNSC structure, the veto's limitations, and the gap between UNGA and UNSC powers.

Exam strategy

Battle-tested tips from teachers and toppers for this chapter.

1
For UNSC composition questions: ALWAYS give the exact numbers: 15 total = 5 permanent (P5) + 10 non-permanent (2-year terms, 5 replaced each year). Name the P5. Mention the veto. These three elements earn full marks for a 3-mark question.
2
For UNSC reform, structure your answer as: (1) why needed — world changed since 1945, (2) India's claim — democracy, economy, peacekeeping, (3) G4 — mutual support, (4) obstacles — P5 reluctance, China opposes Japan, consensus group. Four-part structure = systematic answer = full marks.

Going beyond the textbook

For olympiad aspirants and curious learners — topics that build on this chapter.

STRETCH
Study the 'UNITING FOR PEACE' RESOLUTION (377, 1950): a UNGA procedure allowing the General Assembly to take action on peace and security when the UNSC is deadlocked due to a veto. Used during Korea (1950), Suez Crisis (1956), Gaza (2024). The resolution creates a legitimate (though legally debated) path around the veto — understanding it is essential for serious students of international law.
STRETCH
Research the difference between the ICJ (International Court of Justice) and the ICC (International Criminal Court). ICJ (1945, Hague): settles disputes between STATES. ICC (2002, Rome Statute): prosecutes INDIVIDUALS for war crimes, crimes against humanity, genocide, and aggression. India has signed but NOT ratified the Rome Statute and is NOT a member of the ICC. USA, Russia, China, and India — four of the world's most powerful countries — are not ICC members.

Where else this chapter is tested

CBSE board isn't the only one — other exams test this chapter too.

CBSE Class 12 Board (Political Science)High
UPSC Prelims (International Relations, UN)High
CUET (Political Science)Medium

Questions students ask

The real ones — pulled from the Q&A community and tutor sessions.

YES — India has been elected as a non-permanent member of the UNSC EIGHT TIMES: 1950–51, 1967–68, 1972–73, 1977–78, 1984–85, 1991–92, 2011–12, and 2021–22. India won the 2021–22 term with 184 out of 192 valid votes — one of the highest vote shares ever. India uses non-permanent membership to advance its interests: supporting multilateralism, advocating for comprehensive UNSC reform, building its credentials for permanent membership. Non-permanent membership lasts only 2 years with no veto, but it provides visibility, diplomatic influence, and access to UNSC deliberations.
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Last reviewed on 27 May 2026. Written and reviewed by subject-matter experts — read about our process.
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