| A | B |
|---|
| Louisiana Purchase | Added in 1804 when purchased from France |
| Florida | Acquired from Spain through a treaty |
| Texas | Added as a state after a war with Mexico and being an independent republic |
| Oregon Country | Split between the US andBritain at he 49th parallel |
| California | Acquired as a result of a war with Mexico along with the Southwest territory |
| Gadsden Purchase | Land purchased in 1853 from mexico which included parts of Arizona and New Mexico |
| Manifest Destiny | The idea that expansion was for the good of the country and was the right of the country. |
| territory | an area of land, region |
| migration | to move to a different area |
| canal | artificially improved river used for faster travel and transportation |
| expansion | to grow |
| doctrine | government statement or policy regarding foreign affairs |
