The Mexican War was a war that lasted from 1846 to 1848. The two major issues behind the war were the inability of the Mexican government to establish political and economic control over its vast northern frontier, including the Mexican state of Tejas y Coahuila, and the westward movement and dynamic expansionism of the United States during the 19th century. Before the war occurred, Mexico had already lost control of much of its northeastern territory as a …showed first 75 words of 423 total…

…showed last 75 words of 423 total…Texas and Mexican territories of New Mexico and California to the United States. The United States paid Mexico an amount of 15 million dollars and over 3 million dollars in claims that the United States had against the Mexican government. Mexico although receive citizenship for those who are in American territories as well they even saved what is still a part of Mexico today, Baja California. United States ratified the treaty on March 10, 1848 and Mexico on May 19, 1848.