Westward Expansion

Events

Louisiana Purchase

April 1, 1803

Lewis and Clark Expedition

May 14, 1804 - September 23, 1806

Oregon Trail

1811 - 1840

War of 1812

1812 - 1814

Andrew Jackson Invades Florida

1818

Spain Cession

January 1, 1819

Missouri Compromise

1820

Trail of Tears

September 1, 1831

Texas War for Independence

October 2, 1835 - April 21, 1836

Texas Wins Its Independence

1836

The Alamo

February 23, 1836

Oregon trail opens

May 22, 1843

Manifest Destiny

1845

Annexation of Texas

February 28, 1845

Mexican-American War

1846 - 1848

Oregon territory was added to the union

January 1, 1846

Oregon Compromise Treaty

June 18, 1846

Mexican Cession

January 1, 1848

California Gold Rush

1849

Gadsden Purchase

December 30, 1853