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  The Yalta Conference meeting of FDR,Churchhill,Stalin - the 'Big Three'
 Soviet Union has control of Eastern Europe and the Cold War Begins . Yalta Conference Feb 4-11 1945.
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  The United States drops atomic bomb on Hiroshima (20 kiloton bomb 'Little Boy' kills 80,000).
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  Russia declares war on Japan.
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  The United States drops atomic bomb on Nagasaki (22 kiloton 'Fat Man' kills 70,000)
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  Japanese surrender to war with Russia.
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  Truman demands Russia leave Iran.
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  Operation Crossroads with Test Able was the first public demonstration of America's atomic arsenal.
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  America's Test Baker - underwater explosion
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  Truman declares active role in Greek Civil War.
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  Truman's Loyalty Program created to catch Cold War spies.
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  Berlin Blockade begins lasting 11 months.
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  Russia tested its first atomic bomb.
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  Truman approved H-bomb development.
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  Stalin supports North Korea who invade South Korea equipped with Soviet weapons
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  This occured March 17-June 4.
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  CIA helps overthrow unfriendly regimes in Iran and Guatemala.
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  Suez Crisis began with Israeli attack led by Moshe Dayan against Egyptian forces in the Sinai ,gypt took control of Suez Canal.
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  They did this because to suppress demonstrations by workers.
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  Soviet Union reveals that U.S. spy plane was shot down over Soviet territory.
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  The US Secretary of Defence Robert McNamara admits that the US bombing raids had failed to meet their objectives
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  President Johnson does not run for the presidency and Richard Nixon Elected President of the USA
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  Strategic Arms Limitation Talks 1 signed
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  Mikhail Gorbachev becomes leader of the Soviet Union initiating a campaign of openness called "glasnost" and restructuring called "perestroika"
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  Communist governments fall in Czechoslovakia, Bulgaria, and Rumania
 Decline of the Soviet empire
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