Mexican Cession - 1848
The Mexican Cession was the result of the Mexican-American War from 1846-1848. President James K. Polk had promised to fulfill the "Manifest Destiny" before he left office, even if it meant going to war. With the Treaty of Guadalupe Hidalgo. In exchange for $15 million, the Mexican government under Santa Anna gave away 1/2 of their land.
Click the links below to learn more. Then we are off to the Gadsden Purchase!!