- 34
1820 Missouri Compromise
- 35
Congressional Globe, Speech Re: the Tallmadge Amendment
- 36
Thomas Jefferson, Letter to John Holmes
- 37
South Carolina's 1828 Ordinance of Nullification
- 38
President Andrew Jackson’s 1832 Proclamation Re: South Carolina
- 39
Force Bill of 1833
- 40
John C. Calhoun, 1836 Tariff Speech
- 41
John C. Calhoun, "Exposition & Protest"