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Unit 4
Westward Expansion
| Term | Definition |
|---|---|
| Westward Expansion | The movement of settlers into the American West in the 19th century. |
| War of 1812 | A conflict between the U.S. and Britain over trade and territory. |
| Manifest Destiny | Belief that Americans were destined to expand westward. |
| Abolition | Movement to end slavery in the U.S. |
| Missouri Compromise | 1820 agreement to balance slave and free states. |
| Monroe Doctrine | U.S. policy opposing European interference in the Americas. |
| Oregon Territory | Region acquired as part of westward expansion. |
| Mexican-American War / Mexican Cession | Conflict leading to U.S. gaining southwestern territories. |
| California Gold Rush | Mass migration to California after gold was discovered in 1848. |
| Second Great Awakening | Religious revival inspiring social reform. |