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Aug 20, 1492
Columbus sails the ocean blue
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Jamestown
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Declaration of Independence
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Constitution
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Louisiana Purchase
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War of 1812
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Civil War
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U.S. involvment in World War I
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Stock Market Crash and the beginning of the Great Depression
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U.S. involvement in World War II
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Period: to
Cold War
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Korean War
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Period: to
Vietnam War
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Gulf War
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September 11
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US invasion of Iraq