| A | B |
| Secede | to withdraw formally from membership in a group or organization. |
| Tariff | tax on foreign goods imported into a country. |
| Trail of Tears | The forced movement of Cherokees in 1838-1839 to land west of the Mississippi River. |
| Indian Removal Act | 1830 law calling for the forced removal of ALL Native Americans west of the Mississippi River. It was signed by Andrew Jackson. |
| Pickney Treaty | Treaty between the US and Spain in 1795 that set the southern boundary of the United States. |
| Adams-Onis Treaty | 1819 treaty between the US and Spain in which Spain ceded Florida to the US. |
| Cede | To surrender officially or informally. |
| Manifest Destiny | argument that the US was destined to expand across North America. |
| Annexed | To join or attach. |
| Mexican American War | Conflict between the US and Mexico from 1846-1848 ending with a US victory. |
| Treaty of Guadalupe Hidalgo | Treaty signed by the US and Mexico ending the Mexican War. |
| Gadsden Purchase | 1853 purchase by the US of southwestern land from Mexico (Arizona & New Mexico) |
| Sam Houston | General of the Texas army and the first president of the Republic of Texas. |
| Andrew Jackson | 7th president between 1829-1837, who supported minimal government, vetoed rechartering of the national bank and pursued harsh policy towards Native Americans. |
| John Quincy Adams | 6th president between 1825-1829. Wrote the Monroe Doctrine. |
| Five Civilized Tribes | Cherokee, Chickasaw, Seminole, Creek, Choctaw |
| Reservation | Area that the federal government set aside for Native Americans who had lost their homeland. |
| Battle of the Alamo | Capture by Mexican troops of a Texas-held mission in San Antonio in 1836. |
| Texas War for Independence | A successful revolt by Texans against Mexican rule |
| James Polk | 11th president that led expansion of the US to southwest through the war against Mexico. |
| Nationalism | Devotion to one's country |
| Missouri Compromise | -an agreement passed in 1820 that allowed Missouri to enter the Union as a slave state, Maine to enter as a free state. Any state above the 36 degree 30N line will be free, any state below to be slave. |
| Henry Clay | Known as the "Great Compromiser", politician from Kentucky, created the Missouri Compromise. |
| Stephen Austin | "Father of Texas" lead the first legal settlers to Texas for colonization. |