How long is the history of San Francisco?

San Francisco, also called San Francisco and San Francisco. Pacific coast seaport and industrial and commercial city in California, USA. Located at the northern end of the peninsula between the Pacific Ocean and San Francisco Bay, latitude and longitude: 37 48' 0 "north latitude and122 25' 0" west longitude; Time zone: +8.00. Urban area 1 16 square kilometers. The population is 7 1.3 million (1.984), and the metropolitan area (including Oakland and Berkeley) is 3.253 million (1.980). The Spanish were founded in 1776, and belonged to Mexico in 182 1 and to the United States in 1848. /kloc-in the middle of the 0/9th century, it developed rapidly in the gold rush. Overseas Chinese called it "Jinshan" and later renamed it "San Francisco", which is different from Melbourne in Australia.