Title: What Area Did the US Acquire During the Mexican War? | Synonym
Headings: What Area Did the US Acquire During the Mexican War?
What Area Did the US Acquire During the Mexican War?
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1 Texas' Boundary
2 Upper California
3 Land Between California and Texas
4 Impact on U.S. and Mexico

Content: The precise border between the U.S. and Mexico in this region was not immediately determined in the treaty. Instead, a group of future surveyors were to survey and negotiate until an agreement on the exact border was reached. 4 Impact on U.S. and Mexico
For the United States, the Mexican Cession represented 55 percent of its prewar territory. This, however, was a smaller gain than some, including President James Polk, desired. Many Northern abolitionists opposed the annexation of Mexican territory, and the president and his supporters compromised their hopes in the interests of political unity. For Mexico, the loss of the Cession was devastating, as it represented a loss of nearly one-half of the nation's prewar territory. Valuable resources in the agricultural- and gold-rich California region helped propel the United States' economic development.