| A | B |
| Manifest destiny | The idea popular in the US during the 1800's that the country must expand |
| Mountain men | A frontiersman living in the wilderness, as in the Rocky Mountains |
| Rendezvous | A meeting |
| Annex | To add territory |
| Ranchero | Mexican ranch owner |
| Tejano | A Mexican who claims Texas as his home |
| Forty-niner | People who went to California during the gold rush of 1849 |
| Vigilante | People who take the law in their own hands |
| Boomtown | A community experiencing an increase in business |
| Decree | An order given by one authority |