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The Mexican American War

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Presentation on theme: "The Mexican American War"— Presentation transcript:

1 The Mexican American War

2 A. Manifest Destiny

3 1. Manifest Destiny The term was created by John O’Sullivan
It meant – that is was America’s God given right to settle the land all the way to the Pacific

4 2. The Election of 1844 Henry Clay James K. Polk Whig Democrat

5 Clay opposed the annexation of Texas
Polk promised to annex Texas and Oregon Polk won

6 3. Acquiring New Territory

7 a. Oregon American shared it with Great Britain
They disagreed on where to draw the border – Americans wanted 54°40’ They settled on the 49th parallel ‪

8 b. Texas In 1845 Congress annexed Texas
Mexico was angry – they considered it a stolen province ‪

9 B. The Mexican-American War

10 1. Conflict Breaks Out Mexico and Texas disagreed on the border
Polk sent General Taylor into the disputed region and a diplomat to Mexico City The Mexicans ordered Taylor to leave, when he refused – they attacked THE WAR BEGINS! Texas Mexico ‪

11 2. The Bear Flag Revolt A group of Americans in California seized the town of Sonoma in June 1846 In July the US Navy invaded California and claimed it for the US.

12 3. War’s End Fearing Taylor’s popularity Polk fired him and replaced him with Winfield Scott September 1847 Scott captured Mexico City Santa Anna Fled the country Winfield Scott ‪

13 C. American Settlement in the Mexican Cession

14 1. Treaty of Guadalupe Hidalgo
Officially ended the war Mexico had to give up land, known as the Mexican Cession totaling 500,000 square miles Included present day CA, NV, UT and parts of AZ, NM, CO, WY It increased the size of the US by 25%

15 The United States agreed to pay Mexico $15 million
The US also agreed to pay $3 million in claims held by US citizens against Mexico The treaty provided protection for Mexicans living within the Mexican Cession

16 2. The Gadsden Purchase The US paid Mexico $10 million
In exchange the US got the Southern parts of Arizona and New Mexico

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