| A | B |
| Missouri Compromise | Law that set slave line at 36-30 |
| Dred Scott Decision | Declared blacks as noncitizens |
| Uncle Tom's Cabin | An antislavery novel depicting the evils of slavery |
| Presidential Election of 1860 | Abraham Lincoln became President |
| Kansas-Nebraska Act | Bill that istablished the territories of Kansas and Nebraska |
| John Brown's Raid | An attempt to arm the slaves |
| Lincoln Douglas Debates | Lincoln/ Douglas run Senate in 1858 |
| Mexican-American War | Armed conflict between the US and Mexico |
| Compromise of 1850 | This legislation included the fugitive slave act |