Lincoln-Douglas Debates (1858-08-21 - 1858-10-15)

Louisiana Purchase ( - )

Mexican War (1846-04-25 - 1848-03-10)

Missouri Compromise (1817 - 1820)

Northwest Ordinance ( - )

Nullification Crisis ( - )

Panic of 1837 (1836 - 1838)

Panic of 1857 (1857-09-XX - 1861)

Scott v. Sandford ( - )

Second Seminole War (1835-12-28 - 1842-08-XX)

Treaty of Greenville ( - )

Treaty of Guadalupe-Hidalgo (1848-02-02 - 1848-07-04)

War of 1812 (1812-06-18 - 1815-01-08)

Wilmot Proviso ( - )