Westward Expansion and the Conflicts That Came With It

Main

Louisiana Purchase

July 4, 1803 - October 1, 1804

(disestablished in 1804)

Florida Cession

1819 - 1820

Settlers Head For Oregon

1824 - 1844

Battle of Alamo

February 23, 1836 - March 6, 1836

Texas Annexation

1845 - 1846

Mexican-American War

April 25, 1846 - February 2, 1848

Oregon Is Acquired By U.S.

June 18, 1846 - 1848

Mexican Cession

1848 - 1849

Treaty of Guadalupe Hidalgo

1848 - 1849

Gadsden Purchase

April 25, 1854 - June 8, 1854