| Term | Definition |
| Missouri Compromise | 1820-missouri would be admitted as a slave state, maine as a free state |
| Missouri Compromise | 1820-slavery prohibited in the LA territory north of the 36˚30' parallel except missouri |
| Missouri Compromise | 1820-if balance of slave to free states became unbalanced, either the north or south would control congress, created by henry clay when missouri requested admission to the union in 1818 as a slave state |
| Compromise Tariff of 1833 | north passed a high tariff in 1828, south was angry; tariff raised again in 1832, south carolina, led by john calhoun, threatened secession and refused to obey law; New tariff negotiated by clay that allowed president to use troops to collect tariff. avoided civil war in 1832-1833 |
| Compromise of 1850 | california asked for admission, balance between north and south became unbalanced, also called omnibus bill and written by Clay |
| Compromise of 1850 | people of utah and new mexico would vote to determine whether to be free of slave state |
| Compromise of 1850 | california as free state |
| Compromise of 1850 | fugitive slave law strengthened |
| Compromise of 1850 | slave trading prohibited in DC |