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Period: to
Cold War Events
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Defeat of Germany and Japan
The United States drops atomic bomb on Hiroshima (20 kiloton bomb 'Little Boy' kills 80,000) -
Defeat of Germany and Japan
Operation Crossroads with Test Able was the first public demonstration of America's atomic arsenal. -
Containment
Truman Doctrine - Truman declares active role in Greek Civil War -
Containment
Truman's Loyalty Program created to catch Cold War spies -
Containment
Berlin Blockade ends -
Containment
Korean War begins. Stalin supports North Korea who invade South Korea equipped with Soviet weapons -
Containment
Federal Civil Defense Administration established -
A-bombs developed by Britain
Nuclear Arms Race atomic test series of 11 explosions at Nevada Test Site -
A-bombs developed by Britain
Nuclear Arms Race atomic test series of 11 explosions at Nevada Test Site -
War
Korean War ends -
CIA helps overthrow unfriendly regimes in Iran and Guatemala
Warsaw Pact formed -
USSR sent tanks
USSR sent tanks into Poznan, Poland, to suppress demonstrations by workers -
rocket launched
Vostok rocket launched 1st ICBM -
Khrushchev demands
Khrushchev demands withdrawal of troops from Berlin -
Fidel take over
Cuba taken over by Fidel Castro -
A-bombs developed by France
Cuba openly aligns itself with the Soviet Union and their policies. -
A-bombs developed by France
Berlin border is closed -
U.S. involvement in Vietnam increases see Vietnam War Timeline
Cuban Missile Crisis see Cuban Missile Crisis Timeline -
Kennedy assassinated
President Kennedy assassinated in Dallas, Texas -
Tonkin incident
Gulf of Tonkin incident - see Vietnam War Timeline -
Dominican Republic
U.S. Marines sent to Dominican Republic to fight Communism