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Popular sovereignty

the idea that political power belongs to the people

Wilmot Proviso

a document stating that "neither slavery nor involuntary servitude shall ever exist in any part of the territory


favoring the interests of one section or region over the interests of the entire country

Free-Soil Party

supported the Wilmot Proviso.
They worried that slavelabor would mean fewer jobs for white workers.


to formally withdraw from the Union

Compromise of 1850

California was able to enter the Union as a free state. The rest of the Mexican Cession was divided into 2 territories-Utah and New Mexico-where the question of slavery would be decided by popular sovereignty.

Fugitive Slave Act

made it a crime to help runaway slaves and allowed officials to arrest those slaves in free areas.

Kansas-Nebraska Act

a plan that would divide the remainder of the Louisiana Purchase into 2 territories-Kansas and Nebraska-and allow the poeple in each territory to decide on the question of slavery.

Pottawatomie Massacre

When Brown and his men killed 5 pro-slavery men in Kansas

Republican Party

a political party united against the spread of slavery in the West

Lincoln-Douglas Debates

When Lincoln challenged Douglas

Freeport Doctrine

The notion that the police would enforce the voters' decision if it contradicted the Supreme Court's decision in the Dred Scott case

John Brown's raid

it began when he and his men took over the arsenal in Harpers Ferry, Virginia, in hopes of starting a slave rebellion

Constitutional Union Party

it recognized "no political principles other than the Constitution of the country, the Union of the states, and the enforcement of the laws"

Confederate States of America

Mississippi, Florida, Alabama, Georgia, Louisiana, adn Texas

Harriet Beecher Stowe

She wrote Uncle Tom's Cabin, which showed people what the life of a slave was like.
1. written to educate northerners about slavery
2. increased abolitionist support
3. sparked outrage in the south

Frederick Douglas

he was a well educated African American who published narratives about his life denouncing slavery

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