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Mexican-American War begin
Mexico claimed the Nueces River as its northeastern border, and the U.S. claimed the Rio Grande River, then both troops met at the Rio Grande and the Mexican army fired. -
Battle of Palo Alto
The battle took place north of the Rio Grande River close to present-day Brownsville, Texas, and was the first major battle of the Mexican-American War. -
Battle of Resaca de la Palma
The Battle of Resaca de la Palma was one of the battles early on in the Mexican-American war, and America won. -
Battle of Mexico City
The Battle of Mexico City was last battle of the Mexican-American War, and lasted two days. -
Treaty of Guadalupe Hidalgo
Mexico gave 1.36 million square kilometers (525,000 square miles) of its territory to the United States in exchange for $15 million US dollars. America also agreed to take over $3.25 million US dollars in debts Mexican owed to American Citizens.
