The Missouri Compromise 1820

Denmark Vesey 1822

John Quincy Adams 1825

Tariff of Abominations 1828

Andrew Jackson 1828

Rotation in office / the spoils system

Internal improvements

Indian Removal Act 1830

The Liberator 1831

Nat Turner 1831

The Bank Crisis 1830s

The Nullification Crisis 1832

The Treaty of New Echota

Texan War of Independence 1835-36

Martin van Buren

The Panic of 1837

The Trail of Tears

William Henry Harrison 1840

John Tyler 1840

Texas admitted to Union 1845

James K. Polk 1844

Mexican War 1846-1857

Oregon 1846

Wilmot Proviso 1846

Calhoun Doctrine 1847

Treaty of Guadalupe Hidalgo 1848

Zachary Taylor 1848

California and New Mexico 1849

Nashville Convention 1850

The 1850 Compromise

Millard Fillmore 1850