| A | B |
| Abolition | Belief that slavery should be forbidden throughout the USA |
| Popular Sovereignty | People within a territory vote whether that territory should enter the Union as a free state or a slave state |
| Ohio River | Boundary between free and slave states |
| A woman called Moses | Harriet Tubman, a conductor on the Underground Railroad |
| Underground Railroad | A secret escape network for slaves to escape north to freedom |
| Conductor | A person who guided slaves on the Underground Railroad |
| Station | A safe hiding place along the Underground Railroad |
| Freight | Code word for people escaping via the Underground Railroad |
| Frederick Douglass | A prominent abolitionist who was himself an escaped slave |
| Fugitive Slave Law | An act of Congress required escaped slaves to be returned south to their owners. It made some Northerners want to act on their anti-slavery beliefs by helping the Underground Railroad |
| Uncle Tom's Cabin | Novel by Harriet Beecher Stowe. It sold millions and portrayed slavery as evil and slaves as human beings |
| Whigs | The political party which centered around national interests and was lead by Clay, Calhoun and Webster |
| Compromise | The important political practice which kept American society from splitting up during the Whig years |
| Kansas and Nebraska | Two border states where popular sovereignty brought violence, brutality and death |
| Industry AND agriculture | Economies of the North |
| King cotton | Primary cash crop of the southern states |
| cotton gin | Eli Whitney's machine which made slavery profitable |
| Plantocracy | Slaveowners on large plantations:Highest level of Southern white society, controlled politics, economics and society |
| Chattel slavery | Slaves are considered property and are owned for life and over generations |
| Potato famine | Reason for 1.5 million Irish to flee their homeland and emigrate to the USA during the 1830s and 40s |
| Forty-Eighters | 1 million German farmers, intellectuals and middle class who fled political repression and emigrated to USA in late 1840s and 1950s |
| The Freeman | Waukesha newspaper begun as an anti-slavery publication |
| Lincoln-Douglas Debates | Series of Illinois debates for US Senate election which brought Abraham Lincoln to national prominence, even though he lost the election |
| State military academies | Result of Nat turner's rebellion provided training for future Confederate officers |
| Dred Scot Decision | Controversial U.S. Supreme Court case which ruled that slave living in the north were not free just because they were on free soil |