| A | B |
| Confederacy | The Southern States that left the Union |
| Battle of Bull Run | The first major battle of the Civil War in 1861 |
| The Battle of Antietam | The single bloodiest day of the Civil War in 1862 |
| Emancipation Proclamation | A document that formally emancipated, or freed, all slaves in Confederate areas |
| Battle of Gettysburg | Known as the turning point of the Civil War |
| Battle of Vicksburg | Marked the beginning of the end for the Confederacy |
| John Brown | A leader of the abolitionist cause who led the raid on "Harper's Ferry" in 1859 |
| Fugitive Slave Act of 1850 | A law passed in 1850 that required a runaway slave be returned to his or her "owner |
| Bleeding Kansas 1854-1861 | Became the center of violence |
| The Union | The Northern States |