mexican war
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Mexican War
Calder LloydStephen Goldsman
Michele Scott
Migration
• Migration into western areas from US picked up in the 1830’s and 1840’s
• They believed it was there Devine Mission
Annexation of Texas
• 1836, Texans won independence from Mexico • Texans wanted to be annexed by the US • Annexed: joined in the union
Annexation of Texas: Northerners vs. Southerners
• Southerners and Democrats agreed on letting Texas join the union
• More slave states for south
• Northerners and Whigs didn’t want the annexation
• Made south more powerful
• Both , though feared a war with Mexico
Annexation of Texas: John Tyler & James Polk
• James Polk stated that the Americans should have more land/territory and that majority of Americans wanted more land
• annexation was passed
• Month later Mexico broke
off relations with U.S.
John Tyler drew up a treaty of annexationDidn’t pass because of the Whig majority
in the senate
War with Mexico
• March 1845 Mexico broke off diplomatic relations with U.S.
• Mexico claimed the Nueces River• President Polk and other Southern Democrats wanted
more than just TexasPolk sent John Slidell to offer 30 million $ to buy New Mexico and California
War with Mexico
• Polk sent 3,000 troops under Zachary Taylor into Southern Texas
• Mexico viewed this as an invasion and prepared for action
• May 13th, 1846 the Mexican War begins
Bear Flag Revolt
• The revolt was led by William B. Ide• On June 14 settlers launched a surprise
attack on the town of SonomaThe settler’s flag is a bear with a star on it which is why the revolt is called the bear
flag revolt• In July 1846, United States crossed into
New Mexico
Bear Flag Revolt
• In July 1846, United States crossed into New Mexico
• After occupying Santa Fe, General Kearny took part of his army and marched west to California
• By January 1847 the United States had taken control of New Mexico and California
Fighting in Mexico
• While crossing the Rio Grande, General Taylor won a series of victories, leading to the Battle of Buena Vista in February 1847
• Here he met Santa Anna, who had an army of 20,000 Mexican troops north from Mexico City
• Taylor’s army wan the battle, which left hundreds killed and wounded on both sides
Fighting in Mexico
• In March 1847, Scott captured the port city Veracruz
• Then he marched his army of 10,000 men toward Mexico City
• After fierce fighting, Scott defeated Santa Anna’s forces and captured the Mexican capital
Treaty of Guadelupe Hidalgo• Signed Feb 2 1848
• Mexico gave up it’s claim to Texas and madethe Rio Grande the southern border of Texas.
• Mexico gave New Mexico + California• more than 2/5 of it’s territory) to the U.S. • The U.S. paid Mexico 15 million • The U.S. agreed to pay claims made by American citizens against
Mexicans, which would amount to more than 3 million.
Gadsden Purchase
• Mexican government sold 30,000 square miles of New Mexico and Arizona to America for $10 million
Discussion of Oregon
• Established the boundaries of America and Mexico
The Effects of the Mexican War
• Shoved slavery into American politics
• The Civil War
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