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Texas asks to join the Union
Many Texans wanted to be part of the United States. The Texas government asked Congress to join the Union. -
Santa Anna's troops surround
Santa Anna's surrounded San Antonio. Then the next day Mexico began the siege of the Alamo. -
James Polk gets elected President
He plays a big part in manifest destiny because he was commited to national expansion. Also he got part of Oregon. -
Problems with Mexico
Texas and Mexico had problems agreeing on the border. There was a large risk of many square miles of land. -
An Offer
Polk sent John Slidell to offer Mexico $30 million for Texas, California, and New Mexico. That failed so he sent General Zachary Taylor to station 3,500 troops on the north bank of the Rio Grande. -
49th Parallel
The agreement extended the boundary line between Canada and the United States. The United States only got half of Oregon. -
Ambush
A Mexican unit crossed the Rio Grande and ambushed an American patrol. Manifest Destiny caused the war with Mexico. -
Taking land
General Zachory Taylor led troops into Mexico. General Stephen Kearny left Kansas to occupy New Mexico. When he was there he persuaded the Mexican troops that he would withdraw, so he took New Mexico without even shooting a gun. -
First Battle
The first battle was Monterry in Saltilo. The battle was won. -
Mexico VIctory
San Pasqual has the one and only Mexican victory in the war. The battle was in Southern California. This was the only battle in the war that the United States lost. -
Win against North Mexico
General Taylor's 4,800 troops met Santa Anna's 15,000 Mexican soldiers. After two days of fighting Santa Anna retreated. -
United States defeats Southern Mexico
Winfield Scott's forces landed at Veracruz on the Gulf of Mexico and went for Mexico City. The Americans went up against fierce resistance but fell to Scott -
War Ends
The war ended with the Treaty of Guadalupe Hidalgo. The United States got all of Texas with the Treaty. -
The Treaty of Guadalupe Hidalgo
The Mexicans recognized that Texas was part of the United States. Also they agreed that Rio Grande was the border between the two nations. -
Gold in California
James Marshal discovered gold in California. If he didn't find the gold the United States probably wouldn't have expanded. -
Mexico sells piece of land
The United States bought part of Southern New Mexico and Arizona for $10 million. The United States now stretched from sea to sea.
