U.s. Expansion Of The United States Essay examples

785 Words 4 Pages
From 1846-1848, the United States was engaged in an armed conflict with Mexico. The recent annexation of Texas in 1845 had already resulted in a substantial loss of territory claimed by the Mexican government. By the time the Americans had seized control of Mexico City after twenty-one months of fighting, casualties for both countries were over thirty-thousand. The war resulted in the U.S. acquisition of a majority of the modern American southwest. The U.S. expansion led to much debate over sectional interests between New Englanders, westerners, and southerners. With the signing of the Treaty of Guadalupe Hidalgo, Mexico was forced to cede a significant portion of their northern held territories. This Mexican Cession included modern day California, Nevada, New Mexico, and Utah along with most Arizona and Colorado. Also included were parts of Oklahoma, Kansas, and Wyoming. In addition, the treaty mandated the Rio Grande be the border between the U.S. and Mexico while establishing U.S. control over Texas. The U.S. paid Mexico $15 million and forgave more than $3 million in debt.
Although what to do with the new American territories would lead to much disagreement, the Mexican-American war spawned a temporary sense of national unity. Most of the nation celebrated the U.S. military achievements. Also, the addition of all the new lands was seen as another fulfillment of Manifest Destiny. One of the central debates between each faction was over whether the new…

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