What was the Cold War?

The Cold War (1947–1991) was the geopolitical rivalry between the USA (and its NATO allies) and the USSR (and its Warsaw Pact allies) after WWII. It was called 'cold' because there was no direct military conflict between the two superpowers, though it produced proxy wars, an arms race, a space race, and ideological competition across the globe.

What was the Non-Aligned Movement and India's role?

The Non-Aligned Movement (NAM) was founded at the Belgrade Conference (1961) by Nehru (India), Tito (Yugoslavia), Nasser (Egypt), Sukarno (Indonesia), and Nkrumah (Ghana) — the Panchsheel group. India advocated staying outside the Cold War blocs through Nehru's policy of non-alignment, guided by Panchsheel (Five Principles of Peaceful Coexistence, 1954).

When and how did the Cold War end?

The Cold War ended with the dissolution of the USSR on 25 December 1991. Key milestones: Mikhail Gorbachev's glasnost and perestroika (1985+), fall of the Berlin Wall (9 November 1989), German reunification (3 October 1990), and dissolution of the USSR into 15 independent states. The USA emerged as the sole superpower.

World History · PT13.4.1

The Cold War (1947–1991)
Origins, Crises, NAM & End

Forty years of superpower rivalry that shaped Indian foreign policy, produced proxy wars across three continents, and ended with the dissolution of the Soviet Union.

Section 01 — Origins

Why the Cold War Began

The Grand Alliance of WWII (USA, UK, USSR) was based on shared opposition to Nazi Germany — not shared values. As soon as Germany was defeated, fundamental ideological differences resurfaced: liberal capitalism vs. Marxist communism, individualism vs. collectivism, parliamentary democracy vs. one-party state. Mutual suspicion, nuclear weapons, and the vacuum created by the collapse of European empires drove the Cold War.

The term "Cold War" was popularised by journalist Walter Lippmann (1947), though it was first used by George Orwell in an essay in 1945. It describes a conflict fought through espionage, proxy wars, propaganda, economic competition, and arms races — but not direct superpower military confrontation.

⚠ Examiner Trap #1 The Cold War is conventionally dated 1947–1991. It is NOT from 1945 (when WWII ended) — the term and the formal doctrines emerged in 1947 (Truman Doctrine, Marshall Plan, Cominform). UPSC sometimes offers 1945 as the start date.

Section 02 — Early Cold War Architecture

Key Doctrines and Alliances (1947–1955)

Policy/Alliance	Year	Details
Truman Doctrine	1947	USA would support free peoples resisting communist takeover; first applied in Greece and Turkey
Marshall Plan	1947	$13 billion US aid to reconstruct Western Europe; prevented communist electoral victories
Cominform	1947	Soviet response — coordinating communist parties across Europe
Berlin Blockade	1948–49	USSR blockaded West Berlin; USA/UK airlifted supplies for 11 months
NATO formed	4 Apr 1949	North Atlantic Treaty Organisation — 12 founding members; Article 5 collective defence
Soviet A-bomb test	Aug 1949	USSR broke US nuclear monopoly 4 years earlier than expected
China becomes Communist	1 Oct 1949	Mao Zedong's PRC established; Chiang Kai-shek retreats to Taiwan
Korean War	1950–53	First hot war of Cold War; UN forces (mostly USA) vs. North Korea + China; armistice 27 Jul 1953
Warsaw Pact	14 May 1955	Soviet military alliance formed in response to West Germany joining NATO

Memory Aid — NATO vs Warsaw Pact NATO (1949): North Atlantic Treaty Organisation — USA + W. Europe. Warsaw Pact (1955): USSR + Eastern Europe. Both dissolved in 1991 with the Cold War's end (Warsaw Pact March 1991; NATO survived and expanded).

Section 03 — Key Cold War Crises

Major Cold War Flashpoints

Crisis	Year	Outcome
Korean War	1950–53	Armistice; Korea divided at 38th Parallel (still today)
Suez Crisis	1956	US and USSR both opposed Anglo-French-Israeli invasion of Egypt; Nasser nationalized Suez Canal — NAM/India sided with Egypt
Hungary uprising	1956	Soviet tanks crushed liberal reform movement; West did not intervene
Sputnik launch	4 Oct 1957	USSR launched first satellite; Space Race began
Berlin Wall built	13 Aug 1961	East Germany sealed border; symbol of Cold War division
Cuban Missile Crisis	Oct 1962	USSR placed nuclear missiles in Cuba; 13-day standoff; closest to nuclear war; resolved by Soviet withdrawal + US pledge not to invade Cuba
Vietnam War	1955–75	US failed to prevent communist North from unifying Vietnam; 58,000 US dead; millions of Vietnamese
Soviet invasion of Afghanistan	1979	USSR invaded; USA backed Mujahideen; eventual Soviet withdrawal (1989) weakened USSR

⚠ Examiner Trap #2 The Cuban Missile Crisis (October 1962) was resolved by the Kennedy-Khrushchev compromise: USSR withdrew missiles from Cuba; USA secretly removed Jupiter missiles from Turkey and pledged not to invade Cuba. Kennedy did NOT "force" an unconditional Soviet withdrawal — it was a negotiated deal. UPSC options sometimes portray it as a US victory with no concessions.

Section 04 — Non-Aligned Movement & India

NAM & India's Foreign Policy

India, under Nehru, refused to join either Cold War bloc. His policy of non-alignment was based on the Panchsheel (Five Principles of Peaceful Coexistence), first articulated in the India-China Agreement on Tibet (29 April 1954):

Mutual respect for each other's territorial integrity and sovereignty
Mutual non-aggression
Mutual non-interference in each other's internal affairs
Equality and mutual benefit
Peaceful coexistence

The Non-Aligned Movement was formally founded at the Belgrade Conference, September 1961 — the First Summit of Non-Aligned Countries. The founding five (the "Belgrade Five"): Nehru (India), Tito (Yugoslavia), Nasser (Egypt), Sukarno (Indonesia), Nkrumah (Ghana).

Nehru had earlier co-organised the Bandung Conference (April 1955) — 29 Asian and African nations committed to anti-colonialism and non-alignment. UPSC frequently tests Bandung vs Belgrade distinction.

⚠ Examiner Trap #3 The Bandung Conference (1955) and the Belgrade NAM Summit (1961) are different events. Bandung was about Asian-African solidarity and anti-colonialism (29 nations, before NAM was formalised). Belgrade was the first formal NAM Summit (25 nations). Nehru participated in both. UPSC sometimes conflates these two.

Section 05 — End of Cold War

How the Cold War Ended

The Cold War ended not through military defeat but through internal collapse. Key factors:

Gorbachev's reforms (1985+): Glasnost (openness) and Perestroika (restructuring) — intended to revitalize the USSR but unleashed forces that destroyed it.
Fall of the Berlin Wall (9 November 1989): East Germany opened border crossings; crowds tore down the Wall — symbolic end of Cold War division.
German reunification (3 October 1990).
Warsaw Pact dissolved (31 March 1991).
August Coup (19–21 August 1991): Hardliners tried to depose Gorbachev; failed; accelerated the USSR's dissolution.
USSR dissolved (25 December 1991): Gorbachev resigned; 15 independent states emerged; Russian Federation became the successor state.

Section 06 — PYQ Practice

Previous Year Questions

UPSC Prelims — NAM Identification

Q. The Non-Aligned Movement was formally founded at the conference held at:

(a) Bandung, 1955 (b) Cairo, 1961 (c) Belgrade, 1961 (d) Colombo, 1976

Answer: (c) — The First Summit of Non-Aligned Countries was held in Belgrade (Yugoslavia) in September 1961. Bandung (1955) was a different event — the Asian-African Conference that preceded NAM's formal establishment.

UPSC Prelims — Panchsheel

Q. The Panchsheel principles were first formally stated in an agreement between:

(a) India and Pakistan (1948) (b) India and China (1954) (c) India and USSR (1971) (d) NAM members at Belgrade (1961)

Answer: (b) — Panchsheel was first formally articulated in the Agreement on Trade and Intercourse between the Tibet Region of China and India, signed on 29 April 1954 by India and China.

Section 07 — FAQ

FAQ

What was the Marshall Plan and why did the USSR reject it?

The Marshall Plan (European Recovery Program, 1948) offered US economic aid to rebuild European economies devastated by WWII. Sixteen Western European nations participated and received $13 billion. The USSR rejected it and pressured its Eastern European satellites to reject it too — Stalin feared that economic integration with the West would draw Eastern Europe away from Soviet influence. The Soviet alternative was COMECON (1949) — economic integration of communist bloc countries.

What was the significance of the Cuban Missile Crisis for India?

The Cuban Missile Crisis (October 1962) occurred simultaneously with China's attack on India (the Sino-Indian War began 20 October 1962). India was forced to ask both the USA and the USSR for assistance — a major blow to Nehru's non-alignment policy. The USA provided military equipment; the USSR maintained its position as India's friend. The simultaneous crises demonstrated the limits of non-alignment when national security was directly threatened.

What was the Truman Doctrine and how did it shape the Cold War?

President Truman's address to Congress (12 March 1947) requested $400 million to support Greece and Turkey against communist insurgencies and Soviet pressure. It articulated the principle that the USA would support "free peoples" resisting communist takeover anywhere in the world — effectively a global anti-communist commitment. Combined with the containment strategy (George Kennan's "Long Telegram"), it shaped US foreign policy for 40 years and justified interventions in Korea, Vietnam, Latin America, and beyond.

How did the Cold War affect decolonisation?

The Cold War both accelerated and complicated decolonisation. Both superpowers were formally anti-colonial (the USSR for ideological reasons; the USA because colonialism drove nationalists toward communism). But Cold War competition also meant that newly independent states became Cold War battlegrounds — both superpowers supported different factions in civil wars across Africa, Asia, and Latin America. Countries like Vietnam, Angola, Mozambique, and Korea were directly militarised by Cold War proxy warfare.