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1846-1848
With the land won during the Mexican war came a tactic that prohibited the expansion of slavery. This was later vetoed.

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1849
Harriet Tubman traveled and risked her life to free slaves using the Underground Railroad. It was kept severed from the outside world to free slaves from captivity.

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1850
It was a package of five separate bills passed by the Congress and that dealt with the issue of slavery in territorial expansion.

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1850
This was passed as a part of the compromise of 1850 between southern slaveholding interest and northern free soldiers. the act required that slaves be returned to their owners even if they were in a free state, it also made the government responsible for finding, returning and trying escaped slaves.

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1850
Popular sovereignty is the principle that the authority of a state and its government are created and sustained by the constant of its people, through their elected representatives, who are the source of all political power

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1854-1861
What is a series of violent civil confrontations in Kansas territory, United States, between 1854 and 1859 which emerged from a political and ideological debate over the legality of slavery in the proposed state of Kansas

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1854
A territorial organ Nick at that created the territories of Kansas and Nebraska it allowed people in the territories of Kansas and Nebraska to decide for themselves whether or not to allow slavery within their borders.

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1857
And enslaved African-American man who unsuccessfully sued for his freedom, his wife’s freedom, and two daughters freedom. Popularly known as the Dred Scott case.

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1858
A series of seven debates between Abraham Lincoln, the Republican party candidate for the United States from Illinois, and incumbent Senator Stephen Douglas, the democratic party candidate

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1859
A town West Virginia which hastened the Civil War raid. It was led by the abolitionist John Brown. It’s purpose was to bring down slavery.

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1860
A presidential election with a four-way contest, in the end Abraham Lincoln won.

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1861
It was the bombardment of Fort summer near Charleston, by the south Carolina military, and the return gun fire in sub school and surrender by the United States Army that started the American Civil War. There was a Confederate victory.