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The US Reaction to Soviet Expansionism

Exam code: 2147
Written by: Ashika|Reviewed by: Caroline Carroll|Updated 2 July 2026

The Truman Doctrine

The Truman Doctrine

  • Greece and Turkey were struggling to prevent a Communist takeover of their governments

    • They faced a civil war between monarchists and Communists

  • In 1947, Britain announced it could no longer provide military support to the Greek government

    • Truman worried about the spread of Communism

    • He decided to take action

  • On 12th March 1947, Truman announced that the USA would send $400 million to both Greece and Turkey

    • Truman spoke about how nations have two alternative ways of life:

Diagram showing the Truman Doctrine’s contrast between two systems:

Left side (The First Way – Capitalism): Linked to free institutions, free elections, freedom of speech, and freedom of religion.

Right side (The Second Way – Communism): Linked to terror and oppression, fixed elections, controlled press and radio, suppression of freedoms.

The Truman Doctrine label sits centrally above, with arrows pointing to each ideology.
The image visually reinforces Truman's belief that the USA had to support countries resisting communism.
What was the ‘Truman Doctrine’?
  • The Truman Doctrine promised to provide any country vulnerable to Communism

    • Money

    • Supplies

    • Weapons

    • Advice

  • By 1949, the Greek government defeated the Communists 

  • This was a new approach to US foreign policy

    • Before the Second World War, the USA had followed a policy of isolationism 

      • They refused to get involved in other countries' affairs

    • The Truman Doctrine replaced isolationism with containment

Marshall Aid

Marshall Aid

  • Truman hoped that countries would choose the ‘first way’ of his doctrine

  • US General George Marshall visited Europe. He told Truman that:

    •  ‘Every’ country in Europe was at risk of turning to Communism 

      • The Second World War had caused significant destruction

      • Many people saw Communism as a way to redistribute wealth and improve their lives

    • The USA should provide these countries with economic aid

      • Aid would persuade these countries away from Communism

  • Truman enacted Marshall’s proposals

    • The US Congress passed the Marshall Plan after Czechoslovakia became communist in 1948

Windmill with blades featuring various national flags, against a blue sky. Text below reads, "Whatever the weather, We only reach welfare together."
A poster created by the Economic Cooperation Administration, an agency of the US government, in 1950. Each blade of the windmill represents a country that accepted Marshall Aid
Worker digging at a construction site in post-war Berlin, wearing a cap and coat. Background shows a banner promoting the Marshall Plan aid.
A picture captured by the US Department of State International Cooperation Administration. The caption states: ‘West Berlin, Germany. Marshall Plan aid to Germany totaled $1,390,600 and enabled that country to rise from the ashes of defeat, as symbolized by this worker in West Berlin. Even a year before the end of the Marshall Plan in 1951, Germany had surpassed her pre-war industrial production level’

What Economic Benefits Did the Marshall Plan Provide?

  • Before the plan, the USA gave $12.7 billion to other countries

  • The Marshall Plan gave away $13 billion to 16 European countries in Western Europe:

Pie chart showing data on various nations: UK 3.3, France 2.3, Other Nations 3.2, Netherlands 1.1, Italy 1.2, West Germany 1.4.
The amount of money given to each country ($ billion)
  • The amount of Marshall Aid was based on a country’s

    • Population

    • Pre-war economy 

  • British Foreign Secretary Ernest Bevin described the Marshall Plan as a: 

  • The Marshall Plan was offered to the satellite states of Eastern Europe

    • Truman knew that Stalin would not allow them to accept the money

The Impact of the Truman Doctrine and Marshall Aid

  • Stalin believed that the Truman Doctrine and Marshall Plan was

    • A threat to communism and the USSR

    • Taking the role away from the United Nations, which should be the group providing money to other countries

  • Stalin called the Marshall Plan ‘dollar imperialism’

    • The USSR believed that the USA was using money to expand its ‘empire’ 

    • The USA wanted Europe to embrace free market capitalism and democracy

      • Marshall Aid would make European countries wealthy enough to buy US exports

      • Building European economies would prevent another Great Depression

  • The Marshall Plan had divided the West from the East:

    • Satellite states were in support of the USSR

    • Recipients of the Marshall Plan supported the USA

  • The Truman Doctrine and Marshall Plan increased Cold War tensions