Hungarian Revolution of 1848-49 (1848-03-15 - 1849-10-04)

Illinois Free School Act of 1825 ( - )

Illinois Incorporation Act of 1831 ( - )

Illinois Internal Improvement System ( - )

Illinois Judiciary Act of 1841 ( - )

Indian Removal (1830-XX-XX - 1850-XX-XX)

Kansas-Nebraska Act ( - )

Land Ordinance of 1785 ( - )

Louisiana Purchase ( - )

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

Missouri Compromise (1817 - 1820)

Northwest Ordinance ( - )

Nullification Crisis ( - )

Panic of 1837 (1836 - 1838)

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 ( - )