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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 I
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Roaring Twenties
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Great Depression
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World War II
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United Nations (UN) formed
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Early Cold War
1)Containment: The US and UK wanted to keep the threat of communism away from their capitalism, 2)Arms Race/Space Race: an informal 20th-century competition between two Cold War rivals, the USSR and the USA, to achieve firsts in spaceflight capability as an attempt to one-up each other, 3)The Union of Soviet Socialist Republics was what the Russian government called its empire over Eastern Europe, 4)Communism: a threat to capitalism, 5)Domino Theory: diffusion theory of communism to neighbours -
Truman Doctorine
U.S. policy that gave military and economic aid to countries threatened by communism -
22nd Amendment
prohibits anyone who has been elected president twice from being elected again -
Berlin Aircraft
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Marshall Plan
program to help European countries rebuild after World War II -
NATO established
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Beginning of 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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"End" of the Korean War
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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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Cuban Missile Crisis
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Gulf of Tonkin Resolution
begins undeclared war in Vietnam -
Medicare and Medicaid established
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Tet Offensive
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Tinker v. Des Moines
defined the First Amendment rights for students in the United States Public Schools -
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End of the Cold War
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Pentagon Papers leaked
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26th Amendment
moved the voting age from 21 years old to 18 years old -
War Powers Act
law limited the President’s right to send troops to battle without Congressional approval -
Fall of Saigon, marks the end of the Vietnam War
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Period: to
1990s-21st Century