| Term | Definition |
| Dred Scott | a slave who sued for his freedom and lost his case at the Supreme Court level |
| Harriet Tubman | a conductor who saved slaves on the Underground Railroad |
| Frederick Douglas | a former slave who was an abolitionist |
| John Brown | a abolitionist who believed violence would end slavery |
| underground | secret |
| conductor | leader |
| Stephen Douglas | Democrat candidate for president against Lincoln |
| Uncle Tom's Cabin | a antislavery book by Harriet Beecher Stowe |
| abolitionist | a person who wants to end slavery |
| secede | to break away from an organization |
| tariff | a tax on goods brought into a country from another country |
| economy | the business, industries, and trade of a nation. |