| A | B |
| abolish | to end slavery |
| emancipate | The act of freeing slaves |
| Mountain Men | First men to arrive in the Pacific NW |
| John Jacob Astor | Owner of American Fur Co. |
| Rendevous | French word meaning "to get together" |
| Marcus and Narcissa Whitman | Family of missionaries who go to Oregon in 1836 |
| Oregon Trail | 2,000 mile long trail across the Great Plains & Rocky Mountains |
| Manifest Destiny | Phrase by John O'Sullivan, US would expand to the Pacific |
| Henry Clay | Whig candidate for president 1844 |
| James K. Polk | Dem. candidate for president 1844, favored annexation of TX and Oregon |
| Mexico and Great Britain | 2 countries that stood in way of Manifest Destiny |
| Henry David Thoreau | transcendentalist who opposed Mexican War by not paying taxes |
| Nueces River | Where Mexico claimed the Texas border was |
| Mexican War | The South and West supported this |
| Treaty of Guadalupe Hidalgo | ended the Mexican War |
| Mexican Cession | The land acquired by US from the Mexican War |
| Gadsden Purchase | Land US paid Mexico $10 Million |
| 49th parallel | Northern border of Oregon territory |
| Brigham Young | Mormon Leader after John Smith's death |
| Joseph Smith | leader of Mormon Church |
| John O'Sullivan | made up term "Manifest Destiny" |
| Utah | Where the Mormons settled |
| Sutter's Mill / Fort | Where gold was found in California |
| 49er's | The people who rushed to California to find gold |
| Rio Grande River | US border with Mexico |
| Oregon Country | US and Great Britain both claimed this territory |
| Louisianna Purchase | bought this land from France 1803 |
| Adams -Ornis Treaty | Treaty where we obtained Florida |
| Tyler and Polk | Candidates for President 1844 |
| South and West | Sections of US that supported the Mexican War |