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United Nations formed
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Truman Doctrine
U.S. policy that gave military and economic aid to countries threatened by communism -
22nd Amendment
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Berlin Airlift
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Marshall Plan
program to help European countries rebuild after World War II -
NATO established
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Definitions
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Containment
The action or policy of preventing the expansion of a hostile country or influence. -
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Arms Race/Space Race
Arms race occurs when two or more countries increase the size and quality of military resources to gain military and political superiority over one another. -
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The Union of Soviet Socialist Republics
In post-revolutionary Russia, the Union of Soviet Socialist Republicans (USSR) is established. Comprising a confederation of Russia, Belorussia, Ukraine, and the Transcaucasian Federation. -
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Communism
A political theory derived from Karl Max, advocating class war and leading to a society in which all property is publicly owned and each person works and is paid according to their abilities and needs. -
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Domino Theory
The theory that a political event in one county will case similar events in neighboring countries, like a falling domino causing an entire row of upended dominos to fall. -
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Korean War
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Rosenbergs trial
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First H-Bomb detonated by the United States
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Jonas Salk invents the Polio Vaccine
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USSR launches Sputnik