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Early American History
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Civil War / Reconstruction
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The Gilded Age
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The Progressive Era
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Imperialism
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World War 1
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Roaring Twenties
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Great Depression
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World War 2
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United Nations Formed
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Early Cold War
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Truman Doctrine
U.S. Policy that gave military and economic aid to countries threatened by communism. -
22nd Amendment
Prohibited anyone who has been elected president twice from being elected again. -
Berlin Airlift
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Marshall Plan
Program to help European countries rebuild after World War II -
NATO established
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Korean War
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Civil Rights Era
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Rosenbergs Trial
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First H-Bomb detonated by the United States
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Vietnam War
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Jonas Salk invents the Polio Vaccine
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USSR Launches Sputnik
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End of the Cold War
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1990s-21st Century