| A | B |
| Fugitive Slave Act | person can point out a runaway to take them into custody |
| Transcontinental Railroad | a railway system extending across the continent |
| secession | taking states out of the Union |
| popular sovereighty | government subject to the will of the people; before the civil war |
| forty-niners | people who arrived in california to look for gold |
| Harriet Tubman | most famous conductor for the "Underground Railroad" |
| Underground Railroad | system that helped slaves escape from South to North |
| Uncle Tom's Cabin | come out in book in 1852 and sold 3000,000 copies in its first year |
| Cotton Whigs | northern Whigs who supported Taylor |
| Free - Soil Party | opposed slavery in Western Territories |
| Lecompton Constitution | leaglized slavery in kansas |
| referendum | popular vote |
| insurrection | rebellion against slaveholders |
| gadsden purchase | mexico accepted this land for 10 million |
| knownothings | "Nativist" american party opposed immigrants |