Documents the accomplishments of both the U.S. and the Mexican Boundary Commissions that mapped the boundary between 1849 and 1857, as well as the fifty-four pa
The Treaty of Guadalupe Hildalgo, which officially ended the U.S.-Mexican War in 1848, cost Mexico half its territory, while the United States gained land that
From the sixteenth through the mid-nineteenth centuries, Spain, then Mexico, and finally the United States took ownership of the land from the Gulf Coast of Tex