| A | B |
| manifest destiny | expansion from sea to sea |
| mountain men | fur trappers who opened trails |
| land speculator | investors who bought land |
| rendezvous | a meeting of mountain men |
| Tejanos | Spanish people in Texas |
| annexation | to add territory to a country |
| forty-niner | California gold miner |
| pioneers | people that went into unknown territory |
| Mormons | religion located in Salt Lake City |
| Californio | Mexican ranchers in California |
| conestoga wagon | western covered wagons |
| homestead | land settled upon by a family |
| rancho | 65,000 acre plots given by Mexican governement |
| espresarios | Agents to bring settlers to Mexico |
| prospector | A person who searches for gold |
| mission | A church and compound that tried to convert Indians to Christianity |