| A | B |
| compromise | - an agreement or a settlement of a dispute that is reached by each side making concessions. |
| sectionalism | division and rivalry between the North and the South |
| Wilmot Proviso | 1846 bill that would have banned slavery in the territory won from Mexico in the Mexican War |
| abolitionism | movement that sought to end slavery in the United States |
| secession | to withdraw from |
| Confederacy | government of the 11 southern states that seceded from the US and fought against the Union during the civil war |
| emancipation | freeing of someone from slavery. |
| popular sovereignty | political policy that permitted the residents of federal territories to decide on whether to enter the union as free or slave states |
| Compromise of 1850 | - political agreement that allowed California to be admitted as a free state by allowing popular sovereignty in the territories and enacting a stricter fugitive slave law |
| Under Ground Railroad | system that existed before the Civil War in which black and white abolitionist helped escape slaves travel to safe areas, especially Canada |
| Bleeding Kansas | ”- term used to describe the 1854-1856 violence between proslavery and antislavery supporters in Kansas |
| Kansas-Nebraska Act | 1854 law that divided the Nebraska Territory into Kansas and Nebraska giving each territory the right to decide whether or not slavery would be allowed. |
| Republican Party | political party established around 1854 on an antislavery platform. |
| Harpers Ferry | town in Virginia (now West Virginia) where abolitionist John Brown raided a federal arsenal in 1859. |
| States' Rights | Struggle over political power in the United States between the Federal government and the individual states. |