California Gold Rush
1848 years 1 month 24 days , in California Kema Dorset Mill City (Sutter Mill, Coloma, California ) found gold, after the news, just a year's time, thirty million dollar tumbled California, prospectors from as far away Latin America, Europe and China came. These prospectors later was called 49ers ( San Francisco football team with the same name ) to commemorate the era.

To 1850 years, more easily collected gold have been mined out , American natives for fear of competition, began to supplant foreigners, foreign miners in the California Legislature levying taxes, mob attack foreign workers, especially workers and laborers in Latin America. Since Chinese dress and appearance especially, but also led to their hostility.

Chinese in the United States more and more people move from the 1849 year hundreds of people, to 1852 in San Francisco alone there are two million years. The famous gold rush city Weaver Wei (Weaverville) and one of the oldest Taoist temple in California, is a relic of the year Chinese miners.