-
Texas is annexed
Texas becomes the 28th state. Mexico claims Texas is still part of Mexico. -
General Zach Taylor
leads the U.S. Army to the Rio Grande -
U.S. Army arrives at the Rio Grande
They begin to construct a fort opposite of Matamoros -
General Mariano Arista arrives in Matamoros
He takes command of the Mexican Army,
and orders soldiers to cross the Rio Grande. -
The Mexican Army crosses the Rio Grande
There is a skirmish at Rancho Carricitos which ends with 46 U.S. soldiers captured -
The U.S. Army marches to Point Isabel
to get supplies -
General Taylor returns to the fort with men and supplies
He rescues the fort -
Battle of Palo Alto
The armies of Arista and Taylor fight to a standstill. Both armies spend the night on the battlefield -
Battle of Resaca de la Palma
General Arista's army is defeated and pushed back to Matamoros. Major Jacob Brown dies defending the fort & President Polk learns of the battles. -
The U.S. Congress declares war on Mexico.
-
Battle of Monterrey
U.S. Victory -
Battle of Buena Vista
U.S. Victory -
Siege of Vera Cruz
20 day siege of the Mexican seaport Veracruz - ended in Mexican surrender -
U.S. troops occupy Mexico City
-
The Treaty of Guadalupe Hidalgo is signed
The Treaty establishes the Rio Grande as the boundary between the United States and Mexico