U.S History 1877-2008

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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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    Imperiallism

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    World War

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    Roaring Twenties

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    Great Depression

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    World War 2

  • united nations formed

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    Early Cold War

  • 22nd amendment

  • truman doctrine

    U.S. policy that gave military and economic aid to countries threatened by communism
  • Berlin airlift

  • Marshall plan

    U.S. policy that gave military and economic aid to countries threatened by communism
  • NATO established

  • korean war

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    Civil Rights Era

  • Rosebergs trial

  • First H-bomb detonated by united states

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    Vietnam War

  • jonas salt invents the polio vaccines

  • USSR launches sputniks

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    End of Cold War

  • The Big 5

    containment was a United States policy using numerous strategies to prevent the spread of communism abroad.
    Arms race/Space race was an informal 20th-century competition between two Cold War rivals, the Sovi
    The union soviet socialist republics was a federal socialist state in Northern Eurasia
    communism establishment of a communist society, namely a socioeconomic order structured
    Domino theory the theory that a political event in one country will cause similar events in neighboring countries
  • Period: to

    1990 n 21st Century