San Francisco, California
City: San Francisco
County: San Francisco
Lat/Long: 37.7667, -122.4167
Originally part of Mexico, San Francisco became part of the United States after the Mexican War. The population increased dramatically during the California Gold Rush and, when California achieved statehood in 1850, San Francisco was its largest city.
Rand Richards, Historic San Francisco: A Concise History and Guide (San Francisco: Heritage House, 2007), 31-40, 57-76; "An Act for the Admission of the State of California into the Union," 9 September 1850, Statutes at Large of the United States 9 (1862):452-53.