Military History: American Conflicts and Wars

Below are some U.S. Government resources about the Mexican-American war.

• The Annexation of Texas, the Mexican-American War, and the Treaty of Guadalupe-Hidalgo, 1845–1848 | U.S. Department of State
• Mexican-American War 1846−48 | Naval History and Heritage Command 
• The Mexican-American War: San Juan Island National Historical Park | National Park Service
• Mexican-American War and the Treaty of Guadalupe Hidalgo | Library of Congress
• Price of Freedom: Mexican War | National Museum of American History
• The Senate Votes for War against Mexico | U.S. Senate
• The Treaty of Guadalupe Hidalgo | National Archives and Records Administration

A plan of the Battle of Buena-Vista on February 22–23, 1874 (Image source: NAID: 169050754)