| A | B |
| mountain men | went west in search of furs (for wealth) |
| mass production | the rapid manufacturing of a large number of identical objects |
| Industrial Revolution | major change in industry where hand tools are replaced by machines |
| annex | to add on land |
| ceded | to give up land |
| Trail of Tears | forced march of the Cherokee from Georgia to reservations in Oklahoma |
| Monroe Doctrine | policy that states the U.S. would not interfere with European affairs, but European countries should not interfere with the newly independent nations of Latin America |
| Treaty of Guadalupe Hidalgo | officially ended the war between Mexico and the united States |
| Manifest Destiny | the belief that the United States should expand to the Pacific |
| nationalism | pride in your nation |
| sectionalism | loyalty to your section or region of the country |