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it was a place for safety and secret paths. It was to underground or a railroad but it got its name because it was very secret and in disguise in the dark at night.
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a very violent fight about the decision of setting slaves free and ending slavery
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african slaves were taken on ships to families mostly to work on farm and agriculture by the end of the American Revolution but soon the cotton gin was invented and farmers no longer needed slaves to pic seeds out of cotton.
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battle at lake Lakota and the Indians at the plains