| A | B |
| Missouri Compromise | applied to the lands of the Louisiana Purchase |
| plan that kept the number of slave & free states balanced in 1820 | Missouri Compromise |
| the bill banning slavery in the new Mexican War territories (not approved) | Wilmot Proviso |
| people who wanted to end slavery in the USA | abolitionists |
| popular sovereignty | the right of the people to create their own government |
| party determined to keep slavery out of the western territories (started in 1848) | Free-Soilers |
| Free-Soil Party | new political party of 1848 |
| Van Buren | candidate of the Free-Soiler Party in the 1848 Presidential Election |
| California's request to enter the US | led to the Compromise of 1850 |
| Five part compromise proposed by Clay | Compromise of 1850 |
| book that swayed people in the north toward abolition | Uncle Tom's Cabin |
| wrote a novel showing the evils of slavery | Harriet Beecher Stowe |
| Fugitive Slave Act | made all citizens of US turn in runaway slaves |
| Comp. of 1850 banned slave trade | in Washington, DC |