| A | B |
| Preston Brooks | Attacked Charles Sumner in the Senate chamber and beat him unconscious with a cane |
| Franklin Pierce | Democratic candidate who won the presidential election of 1852. The 14th President of U.S. |
| sectionalism | Favoring the needs of one region/area over the interests of the entire country |
| Fugitive Slave Act | Running away slaves were returned to their owners, people who helped runaways were fined and jailed, whites could testify against slaves |
| Free-Soil Party | The Antislavery northerners formed a the third political party |
| Wilmot Proviso | Stated that "neither slavery nor involuntary servitude shall exist in the territories purchased from Mexico |
| Uncle Tom's Cabin | Written by Harriet Beecher Stowe to educate people about people about slavery |
| President James Buchanan | He opposed secession of the southern states, but did not act to stop it. He support |
| Anthony Burns | Virginia fugitive, was arrested and returned to slavery |
| Popular Sovereignty | Is where voters in a new territory decided if they wanted to ban or allow slavery |
| John J Crittenden | A Senator from Kentucky who proposed a series of constitutional amendments he hoped would satisfy the South and save the Union |
| John Brown | Abolitionist who was executed for leading the Harpers Ferry raid. Five pro-slavery men were killed in the raid. |
| Jefferson Davis | President of the Confederate States of America |
| Robert B. Taney | Chief Justice of the Supreme court who wrote the majority opinion in the "Dred Scott" decision that African Americans had no rights |
| Daniel Webster | Supported the Compromise of 1850 and criticized northern abolitionists, favored the Fugitive Slave act |
| Balance of Power | When California entered the Union, slave states were upset because it would a free state and there would more free states than slave. |
| Compromise of 1850 | Fugitive Slave Act enforced, California a Free State, Mexico will follow popular sovereignty, slave trade ends in the capital |
| Abraham Lincoln | The 16th President of the U.S., abolitionist, won election without getting a single southern vote. |
| Republican Party | The political party that was against the spread of slavery in the West. |
| Kansas-Nebraska Act | In January 1854The plan that divided the remainder of the Louisiana Purchase into Kansas and Nebraska and people in these territories decide on the question of slavery |
| Dred Scoot v. Sandford | The 1857 Supreme Court ruled that African Americans had no rights to sue and were not citizens |
| Freeport Doctrine | Stephen Douglas's stated that voters decision on slavery would be upheld by law enforcement even if it contradicted the "Dred Scott Ruling |
| Whig Party | a political party the lost power when norther and souther members disagreed about terms at which Kansas-Nebraska entered the Union |
| Henry Clay | The Senator who came up with the plan called the Compromise of 1850 |