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Yalta Conference meeting of FDR, Churchill, Stalin - the 'Big Three'
Soviet Union has control of Eastern Europe. The Cold War Begins -
Berlin Blockade begins lasting 11 months
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Korean War begins. Stalin supports North Korea who invade South Korea
equipped with Soviet weapons -
Federal Civil Defense Administration established
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March 17-June 4 Nuclear Arms Race atomic test series of 11 explosions at Nevada Test Site.
https://www.history.com/topics/cold-war/arms-race -
September 4: USSR sent military aid to Afghanistan
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Sputnik launched into orbit
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Explorer I launched
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Cuba taken over by Fidel Castro
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Soviet Union reveals that U.S. spy plane was shot down over Soviet territory
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John F. Kennedy elected President of USA
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Construction of Berlin Wall begins
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Cuban missile crisis
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President Kennedy assassinated in Dallas, Texas
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End of Soviet Union and the Cold War Ends