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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 Formed
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Early Cold War
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22nd Amendment
Prohibits anyone who has been elected president twice from being elected again. -
Truman Doctrine
U.S. policy that gave military and economic aid to countries threatened by communism. -
Berlin Airlift
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Marshall Plan
Program to help European countries rebuild after World War II. -
NATO Established
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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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Korean War
1950-1953 -
Period: to
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 -
Period: to
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