| A | B |
| Harriet Tubman | Female black slave who worked on the Underground Railroad |
| James Wilmot | Worte a proviso no slavery in territories acquired from Mexico |
| Stephen Douglas | He believed that territories should vote whether to have slavery or not. |
| Henry Clay | Drafted the Compromise of 1850 |
| Commodore Matthew Perry | Opened Japan to American trade in 1853. |
| Zachary Taylor | U.S. President in 1850. |
| Cyrus McCormick | Invented the reaper which expanded agriculture. |
| James Buchanan | U.S. President just prior to the Civil War. |
| Franklin Pierce | U.S. President in 1853 |
| Dred Scott | Missouri slave who could not be free. |
| Abraham Lincoln | Believed that slavery was a moral wrong and become President. |
| John Brown | Seized Harpers Ferry, Virginia arsenal. |
| Harriet Beecher Stowe | Wrote book discussing the evils of slavery. |
| Abolitionists | People opposed to slavery |
| Know Nothings | Political party which came and went around the issue of immigration. |