| A | B |
| Mountain Men | Often fur traders and trappers, these people traveled west and lived dangerous lives, often adopting American Indian customs and clothing |
| Mormon Trail | This route west led many settlers to Utah |
| John Jacob Astor | This American merchant helped establish trade in the Pacific Northwest |
| Oregon Country | This western territory was once claimed by the United States, Russia, Great Britain, and Spain |
| Oregon Trail | This route west stretched over 2,000 miles, from Missouri to Oregon and California |
| Santa Fe Trail | American traveled along this western trail to trade goods with Mexican merchants |
| Mormons | This group of settlers traveled to the West to escape religious persecution |
| Fur | Demand for this item led traders further west |
| Astoria | This trading post became an important American settlement in Oregon |
| Salt Lake City | Brigham Young established this Mormon settlement in Utah |
| empressarios | agents hired to bring settlers to Texas |
| Stephen F. Austin | agent that started when he was young in 1822 |
| Antonio Lopez de Santa Anna | Mexican General |
| Alamo | Abandoned battle site that later became a mission |
| Battle of San Jacinto | When Texans captured Santa Anna and got independence |
| Father Miguel Hidalgo y Costilla | led a rebellion in 1820 of 80,000 poor American Indians and mestizos hoping to win Mexico's independence from Spain |
| Sam Houston | President of Independent Nation of Texas |
| Republic of Texas | Independent Nation after the Battle of San Jacinto |