The Mexican-American War, was started for basically two reasons. First, the desire of the United States to expand across the North American continent to the Pacific Ocean, otherwise known as Manifest Destiny. The second reason, was the annexation of Texas, which Mexico did not recognize its independence as a nation, and considered it a rogue territory. When the United States, annexed Mexico in 1985, Mexico disputed the territory lines and broke off communication with the United States. (The History Guy.. March 4, 2012).
The treaty was negotiated by Nicholas Trist, as President Polk 's representative. After two previous unsuccessful attempts to negotiate a treaty with Santa Anna, Trist was called back to Washington D.C. Where Polk believed the negotiations would be carried out with Mexican delegation. Trist negotiated the treaty in Mexico against the president recall.
Under the terms of the treaty, Mexico ceded to the United States Upper California and New Mexico territories (Arizona, New Mexico, Wyoming, Nevada, Colorado, and parts of Utah), approximately 525,000 square miles. Mexico also relinquished all claims to Texas and recognized the Rio Grande as the southern border of the United States. The United States paid Mexico $15,000,000 for their consideration of the extension acquired by the boundaries of the United States. America also agreed to take over $3,250,000 in debts Mexico owed to American citizens. The treaty was
References: Grey, Tom (n.d.) Teaching With Documents: The Treaty of Guadalupe Hidalgo. Retrieved May 19, 2012 from http://www.archives.gov/education/lessons/guadalupe-hidalgo/ Causes and Effects of The Mexican War (n.d.) Retrieved 5/19/2012 from http://www.bookrags.com/essay-2005/1/1/134940/2116 Lee, R. (March 4, 2012) “The History Guy: The Mexican-American War.” Retrieved May 20, 2012 from http://www.historyguy.com/Mexican-American_War.html Peace and After (n.d.) Retrieved May 20,2012 from http://www.nps.gov/paal/historyculture/overview_4.htm Official English (n.d.) Official English: About the Treaty of Guadalupe Hidalgo. Retrieved May 20, 2012 from http://www.us-english.org/view/296