The origins and development of the Cold War

  • Nazi Soviet pact (Non aggression pact)

    The countries agree not to take military action against each other for 10 years. Hitler could invade Poland without any opposition from USSR.
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  • Soviet- Finnish (Winter) war

    The soviets made several demands, including that Finland cede substantial border territories in exchange for land elsewhere, claiming security reasons. When Finland refused, the USSR invaded.
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    The Great Patriotic War

  • Germany invades USSR

    Germany invaded the soviet union in Operation Barbarossa, terminating the Nazi-soviet pact.
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    Operation Barbarossa

    This was the code name for Germany's invasion of the USSR during WWII. The offensive aimed at conquering vast territories and destroying the soviet union as a state. Due to lack of long term strategic planning and the harsh weather conditions, the USSR defeated Germany
  • Finland declares war on the USSR

  • Hungary declares war on the USSR

  • Japan attack on Pearl Harbor

  • Potsdam Conference

  • Yalta Conference

    Stalin, Roosevelt, Churchill. Germany divided into 4 zones run by USA, France, Britain and USSR. Germany's capital Berlin (in soviet zone) also to be divided into 4 zones. USSR would help USA defeat Japan 3 months after Germany's defeat.
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    Iranian Crisis

  • Iron Curtain speech

  • Truman Doctrine

    Truman gave a speech to congress, asking for it to approve 400m dollars for military and economic support for Greece & Turkey. The policy stated: The world had a choice between communism & democratic freedom. America would sent troops to help govts threatened by communists. America had a responsibility to fight for liberty when threatened. Communism would be contained from spreading.