Mexican War

Mexican Calvary Attacks US Patrol

Apr 25, 1846

A U.S.A. patrol was attacked north of the Rio Grande by 2,000 men in the Mexican Calvary.

Fort Texas Siege

May 3, 1846

Fort Texas was attacked by Mexican forces which ended up being a 160 hour siege.

Start of the War

Jul 7, 1846

Official Start of War when Mexico declared war officially with US Congress.

Monterrey Battle

Sep 20, 1846

U.S.A. had trouble advancing, but captured Monterrey by defeating General Pedro de Ampudia.

Battle of Buena Vista

Feb 22, 1847

General Antonio Lopez de Santa Anna led Mexico in this battle where they outnumbered Taylor's troops 15,000 to 5,000 and they made the Americans retreat south.

Veracruz Captured

Mar 28, 1847

U.S.A. captured the city of Veracruz after a two week siege.

Mexico City's Capultepec Castle Siege

Sep 12, 1847

Siege nad capture of Castle of Capultepec for 14 hours. The Mexican forces were not able to get reinforcements so they were defeated.

Mexico City Occupied

Sep 14, 1847

After the Castle of Capultepec was captured, U.S.A. forces now occupied Mexico City.

General Santa Anna Resigns

Oct 1, 1847

General Santa Anna's military command is taken from him and he resigns his presidency.

Peace Agreement Negotiated

Jan 1, 1848

Mexico forced to sell its land North of the Rio Grande River and recognize the Texas as a state for the United States of America. U.S. paid 15 million dollars for California and New Mexico.

Treaty of Guadalupe Hidalgo Signed

Feb 2, 1848

Negotiators signed the treaty and sent it to Washington.

Treaty Ratified

May 25, 1848

Treaty came back to Mexico and was signed by the Mexican Congress. The war was officially over.