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  Columbus set sail from Spain to dind an all-water route to Asia.
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  When Jamestown was settled.
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  When the war between the French and the Indians ended.
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  The Boston Massacre was a street fight where a patriot mob threw snowballs, stones, and sticks.
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  A fight that kicked off the American Revolutionary War.
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  An official act taken by all 13 American colonies in declaring independence from British rule.
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  The last major battle of the American Revolutionary War
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  The date where 39 delegates from 12 states came together to sign the Constitution
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  When George Washington was elected as the first President of the United States.
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  The cotton gin is a machine that is used to pull cotton fibers from the cotton seed.
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  A land deal between the United States and France, in which the U.S. acquired approximately 827,000 square miles of land west of the Mississippi River for $15 million.
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  The first American expedition to cross the western portion of the United States.
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  British forces marched on Washington, defeated U.S. forces, and burned the Capitol.
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  A fight between the Republic of Texas and Mexico from February 23, 1836 to March 6, 1836.
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  The 13th Amendment to the Constitution declared that "Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States, or any place subject to their jurisdiction."
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  Shortly after 10 p.m. on April 14, 1865, actor John Wilkes Booth entered the presidential box at Ford's Theatre in Washington D.C., and sent a fatal gunshot into President Abraham Lincoln.