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A series of laws easing tensions between the North and South.
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An event where California became admitted as a free state.
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An anti-slavery novel published in 1852.
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An act allowing settlers in Kansas and Nebraska to decide on slavery.
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Formed in opposition to slavery.
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Violent conflict between pro and anti slavery parties.
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Pro-slavery Congressman attack on Charles Sumner.
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Decision ruling African Americans were not citizens and slavery cannot be banned.
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Speech warning that the nation cannot remain split.
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Abraham Lincoln wins presidency, leading Southern states to secede.