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Mexican War

1846 – 1848

Because Mexico never recognized the independent Republic of Texas after the Texas Revolution of 1836, annexation of Texas by the United States sparked a war between the two nations in 1846, especially after General Zachary Taylor’s forces violated the Mexican border at the Nueces River where they skirmished with a detachment of the Mexican army.

Mexico declared a “state of defensive war” with the United States, and the U.S. Congress followed with its own declaration against Mexico a few weeks later. The Polk administration launched a two-pronged attack–one sending U.S. soldiers westward to invade New Mexico and then California (aided by a naval squadron), and the other southward into the heart of Mexico. This latter aspect of the war required two major invasions before victorious American forces finally took Mexico City on 14 September 1848.

Although the Mexican army was far superior in number, the Americans were much better trained, equipped, and led. The 8,500 men in the regular U.S. Army were joined by more than 73,000 volunteers organized into dozens of state regiments. The agreement that settled the war, the Treaty of Guadalupe-Hidalgo, ceded to the U.S approximately one-third of Mexico’s territory–lands that included California, New Mexico, Arizona, Nevada, Colorado and Utah, making the United States a truly continental nation.

RECOMMENDED READING

The Mexican War, 1846-1848 

by K. Jack Bauer

So Far From God: The U.S. War with Mexico 1846-1848 

by John S. D. Eisenhower

Gone for Soldiers 

by Jeff Shaara

Personal Memoirs of U. S. Grant – Vol 1

by Ulysses S. Grant

 

All books are available at our Museum Library which is open to the public every Thursday from 10am to 4pm.

AMERICAN CASUALTIES