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World War 2 Ends which also ends American Soviet Cooperation
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Berlin Blockade and Airlift increases tensions
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Truman establishes the Marshal plan to contain communist expansion
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creation of NATO to deter an aggression from the soviet
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Korean War begins
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Warsaw Pact as a response to NATO through collective security
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Krushchev calls for a peaceful co-existence
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Hungrian Uprising
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Berlin wall is built to prevent further western expansion
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Cuban missile crisis almost leads to nuclear war
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Prague Spring ends, Soviet Union Invades
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Nuclear Non-proliferation treaty is signed
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Helsinki Accords provide a degree of detente during the Cold War
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Vietnam War Ends
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Soviet invasion of Afghanistan
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Solidarity trade union organizes pro-democray movements in Poland
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Berlin wall is torn down, a year later Germany is reunified
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START is signed to reduce number of nuclear weapons being created as a form of detterence
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Warsaw Pact is dissolved some members seeking to join NATO
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Soviet Union ceases to exist, effectively ending the Cold War