| A | B |
| Annex | to add or attach something, especially territory, to a larger entity. |
| Territory | a specific area of land that is under the control of a particular government or ruling authority. |
| Manifest Destiny | belief or idea that it was the destiny or fate of the United States to expand its territory from coast to coast. |
| Orator | a skilled public speaker. |
| Abolitionist | a person who advocated for the end of slavery. |
| Preemption Act | a law passed in 1841 that allowed squatters to purchase land for a set price per acre. |
| Squatter | a person who settles on land without legal claim or right |
| Annexation | the act of incorporating or adding territory into an existing political entity. |
| Diplomat | a person who represents their country in negotiations and discussions with other countries. |
| Treaty | a formal agreement between two or more countries or political entities. |