| A | B |
| Compromise of 1850 | Doomed compromise that gave the North California and the South the Fugitive Slave Act |
| Stephen Douglas | Illinois Democrat who stirred up a hornet's nest when he sponsored the Kansas Nebraska bill |
| Election of 1860 | A fateful election where a republican president was elected, leading to Suthern states seceding |
| Free Soil Movement | Political party that flourished in the late 1840s that advocated free, WHITE labor only in the western territories |
| Fugitive Slave Act | The Southern victory in the Compromise of 1850, which led to northern states passing personal liberty laws |
| Great American Desert | How Americans referred to the Great Plains BEFORE 1860 |
| Kansas-Nebraska Act | Passed in 1854 and called for popular sovreignty in two territories NORTH of the 36 30 line (which no longer applied) |
| Know-Nothing Party | Racist, anti-immigrant, anti-Catholic political party that won several victories in the 1850s |
| Abraham Lincoln | Republican who rose to prominance |
| Lincoln-Douglas Debates | Discussions over slavery held by two candidates for the Illinois senate in 1858 |
| Manifest Destiny | The concept -- popular in the 1840s and 1850s -- that the USA would go from the Atlantic to the Pacific because it was God's will |
| Personal Liberty Laws | Passed by northern states, they effectively nullified the Fugutive Slave Act |
| Uncle Tom's Cabin | Controversial book about slaves that hardened the divisions between northerners and southerners during the 1850s |
| Popular Sovereignty | Voters in a territory vote whether or not to allow slavery |
| Republican Party | Born out of the indignation at the Kansas Nebraska Act |
| Dred Scott v Sanford | Supreme Court case that denied blacks citizenship and declared that slavery could exist anywhere |