The Treaty of Guadalupe Hidalgo

           San Francisco gained independence from Spain in 1821, and became part of the country of Mexico. In the mid 1800’s, western countries such as Britain and the United States wanted to gain the Bay Area as a portion of their land but only U.S. gained the territory. The end of the U.S.-Mexico War, the Treaty of Guadalupe Hidalgo was signed in February 2, 1848. The United States gained more than 500,000 square miles of Mexican territory, San Francisco was part of the territory, with the Treaty of Hidalgo.