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The American Civil War (1861–1865), was a civil war in the United States of America.
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Ulysses Grant is sworn in as President for a 2nd term.
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The Alaska Territory is organized.
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South Dakota is the 40th state admitted to the Union.
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Theodore Roosevelt is sworn in as the 26th President of the United States.
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World War I begins as the Ottoman Empire declares war on Bosnia.
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The New York Stock Market crashes to an all time low (referred to as "Black Tuesday"), signalling the start of the Great Depression.
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France and Great Britain declare war on Germany.
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The Korean War officially starts as North Korea invades South Korea.
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American/Vietnamese forces stage a coup in Vietnam.
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The September 11 attacks (often referred to as September 11th or 9/11) were a series of coordinated suicide attacks by al-Qaeda upon the United States on September 11, 2001.
