This document provides a summary of the history of Mexicans in the United States from prehistory to 1965. It describes how Native Americans originally came from Asia, and that there were an estimated 6 million people living in what is now Mexico before European contact. It then summarizes the Spanish conquest of the Aztec empire in the 1500s, and the influences of both Native American and Spanish culture on Mexican identity. Subsequent chapters discuss the Spanish colonization of northern Mexico and Texas, Mexican independence from Spain in 1821, the Mexican-American War of 1847 and the territories acquired by the US, discrimination faced by Mexicans in the new American Southwest, the Mexican Revolution of 1910 which drove immigration to the US, life for Mexican immigrants