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an effort to preserve the balance of power in Congress between slave and free states
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was a package of five separate bills passed by the United States Congress
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was a short-lived political party in the United States
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was the most popular 19th century novel and, after the Bible, was the second-best-selling book of that century.
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was to open up many thousands of new farms and make feasible a Midwestern Transcontinental Railroad.
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It emerged in 1854 to combat the Kansas–Nebraska Act, which threatened to extend slavery into the territories, and to promote more vigorous modernization of the economy.
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was a series of violent political confrontations in the United States involving anti-slavery Free-Staters and pro-slavery "Border Ruffian" elements, that took place in the Kansas Territory and the neighboring towns of the state of Missouri between 1854 and 1861.
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was opposed to the expansion of slavery. Abraham Lincoln, the party's nominee in 1860, was seen as a moderate on slavery, but Southerners feared that his election would lead to its demise, and vowed to leave the Union if he was elected.
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Controversial ruling by the supreme court tension or slavery in the us
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was defeated by a detachment of U.S. Marines led by Col. Robert E. Lee. John Brown had originally asked Harriet Tubman and Frederick Douglass, both of whom he had met in his formative years as an abolitionist in Springfield, Massachusetts