| A | B |
| pony express | A way we move mail by riding a pony from one place to another. |
| abolitionist | A person who wants to get rid of slavery |
| underground railroad | A series if places slaves could stay when they were excaping slavery in the south |
| Frederick Douglas | An african-american abolitionist who learned to read and published a newspaper to support antislavery |
| Harriet Tubman | A black woman who helped slaves get their freedom through the underground railroad |
| free state | A state where black people are not slaves. |
| slave states | A state where people own slaves |
| fugitive | A person who runs away or escapes. |
| Missouri Compromise | An agreement to keep a balance between free and slave states and dividing the new territories. |
| Compromise of 1850 | An agreement to keep a balance between free and slave states which also included a law about returning slaves th their owners. |