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Missouri enters as slave state; Maine enters as a free state -
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abolitionist newspaper that attacked slavery for years on end until it was eventually outlawed goes by the name of 'Liberator' -
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Series of laws meant to ease tensions between north and south over slavery increased the strength of fugitive slave law. -
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Repealed the Missouri compromise; Allowed settlers to decide whether their state was a slave state or free state (popular sovereignty) -
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Series of Debates over slavery and popular sovereignty, that made Lincoln wide known and helped push him in the presidential election. -
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Supreme Court ruling over court case; and declared slaves property and not people, congress can't ban slavery. -
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South Carolina becomes the first state to secede from the union after Lincoln is elected -