StudyDeck

How had the USSR Gained Control of Eastern Europe by 1948?

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

Why did Stalin Want Control of Eastern Europe?

Why Did Stalin Want Control of Eastern Europe?

  • From 1943 to 1945, the Soviet Red Army liberated many countries in Eastern Europe from Nazi control 

  • After 1945, Stalin wanted to keep control of these countries 

    • He wanted them to act as a buffer zone between the East and West

    • These countries were called satellite states

      • They had to stay in the orbit of the USSR, meaning:

        • They relied on the  USSR

        • The USSR influenced the countries’ actions and politic

  • As each Eastern European country fell to communism, it

The ‘Baltic States’, 1940

The ‘Baltic States’, 1940

  • The Soviet Union took over the ‘Baltic States’ during the Second World War

  • The Soviet Union saw them as legitimate Soviet states

  • The Baltic States wanted independence

    • They stated that the USSR’s actions were illegal

Soldiers in uniforms and helmets stand on a military boat. One soldier carries a large piece of equipment. Trees are visible in the background.
A photograph showing the arrival of the Soviet Red Army in Naissaar, Estonia in the summer of 1940
Crowd marching past a large building decorated with communist symbols, including a banner with a hammer and sickle. People are holding a flag.
A photograph showing a Soviet-organised rally in Riga, Latvia in 1941

Poland and The Warsaw Uprising, 1944-45

Poland and The Warsaw Uprising, 1944-45

  • In 1944, Poland attempted to overthrow their Nazi German occupiers

    • The event is called the Warsaw Uprising

  • Germany defeated the Warsaw Uprising 

    • The Red Army waited until the defeat to occupy Poland

  • At the Yalta Conference, the Grand Alliance agreed to free elections in Poland

    • Stalin did not want Poland to have a non-communist government

  • In June 1945, Poland had a coalition government 

    • It contained communist supporters and a few members of the London Poles

  • During the 1947 elections, the USSR led a campaign of violence and intimidation

    • The communists gained 80% of the vote

      • The election was either rigged or people voted for the communists out of fear

People surround a military tank on a city street, with soldiers atop it. Nearby buildings display European architecture. An air of tension is palpable.
A photograph showing the Polish reaction to Soviet troops in Warsaw
Semi-circular chart with 444 coloured dots, mostly red, some green and blue at the right end, resembling a parliamentary seat distribution.
A diagram showing the 1947 election results. The red dots represent the pro-communist "Democratic Bloc.” These results were likely fraudulent

Romania, Bulgaria and East Germany, 1944-45

Romania, Bulgaria and East Germany, 1944-45

  • At the Yalta Conference, the Grand Alliance agreed that East Germany would fall under the USSR’s influence

  • Romania and Bulgaria both lost their monarchies, which were replaced by Communist governments

Historical map titled "Balkan Barriers" showing Eastern Europe, highlighting Romania, Bulgaria, and the USSR in red, with city and river names.
A map produced by Robert M. Chaplin Jnr in 1944 for TIME magazine. It shows the advance of the Soviet Red Army into Romania and Bulgaria

Hungary 1945-49

Hungary 1945-49

  • Non-Communists won the 1945 election in Hungary

  • A Communist politician called Rakosi took control of the secret police

    • He imprisoned political opponents

    • This pressure forced the resignation of the Hungarian Prime Minister

  • The Communists won the 1947 election

    • All other political parties were banned in 1949

A semicircular seating chart with 409 coloured dots representing seats: majority in green, followed by red, yellow, and a few blue.
A diagram showing the 1945 election results. The green dots show the votes for the right-wing FKgP. The red dots represent the Communist Party
A soldier with a rifle confronts a red, monstrous figure atop burning timber. Hungarian text at bottom promotes fighting against a red menace.
An anti-Communist poster from Hungary in 1945. It states: ‘Against the red menace, we fight and triumph for our homeland!’

Czechoslovakia, 1948

Czechoslovakia, 1948

  • Czechoslovakia was a democracy from 1919 to 1938 

    • Nazi Germany occupied the Sudetenland and then the whole of Czechoslovakia in 1938

  • After 1945, a non-Communist called Edward Benes led a coalition government

  • Stalin saw this as a threat to his buffer zone and wanted a Communist government in power

  • In 1948, pro-communist Klement Gottwald led a coup 

    • He took over the government with support from the USSR

Communism in Yugoslavia and Albania

Communism in Yugoslavia and Albania

  • The Soviet Union viewed Yugoslavia and Albania as satellite states

    • They were never occupied by the Soviet Red Army

    • They had established their own Communist governments

  • They were given more independence than countries neighbouring the USSR

The Satellite States of the USSR

Map of Eastern Europe showing countries under Soviet influence after World War II.

Dark blue: Full USSR territory, including Estonia, Latvia, Lithuania (joined in 1940).

Light blue: Satellite states controlled by the USSR with years of alignment marked, e.g. East Germany (1945), Poland (1947), Hungary and Czechoslovakia (1948).

Green: Yugoslavia, aligned with the USSR until 1948.

Purple: Albania, aligned until 1960.

A key in the bottom-left corner distinguishes categories. The map emphasises the expansion of Soviet control across Eastern Europe in the early Cold War.
A map showing the creation of the USSR’s satellite states in Eastern Europe

The USA’s Reaction to the Satellite States

The USA’s Reaction to the Satellite States

  • In 1945, Roosevelt and Churchill had accepted that the USSR would influence Eastern Europe

    • They still saw the importance of allowing free elections

  • Truman saw the creation of satellite states as a deliberate attempt to spread Communism

  • Churchill’s ‘Iron Curtain’ speech in 1946 worsened relations between East and West

  • The satellite states challenged Truman’s policy of containment

    • This prompted Truman to establish the Truman Doctrine and Marshall Plan

A political cartoon showing a map of Europe, highlighting Soviet Russia's influence. A man extends his reach over Eastern Europe, with countries marked by different shading.
A cartoon by Welsh cartoonist Leslie Illingworth in 1947. It shows Stalin stretching from the USSR to place communist flags in Eastern Europe
A cartoon shows "Doctor U.S. Congress" driving a car towards "Western Europe" as a bird labelled "Communism" carries a bag marked "Chaos".
A cartoon by American cartoonist Roy Justus for the Minneapolis Star in 1947. It portrays the USA as a doctor trying to prevent the stork of communism delivering chaos to Western Europe