USA HISTORY

Detailed explanation-1: -California Gold Rush, rapid influx of fortune seekers in California that began after gold was found at Sutter’s Mill in early 1848 and reached its peak in 1852. According to estimates, more than 300, 000 people came to the territory during the Gold Rush.

Detailed explanation-2: -As news spread of the discovery, thousands of prospective gold miners traveled by sea or over land to San Francisco and the surrounding area; by the end of 1849, the non-native population of the California territory was some 100, 000 (compared with the pre-1848 figure of less than 1, 000).

Detailed explanation-3: -The influx of gold resulted in the expansion of manufacturing and the service industries, as many entrepreneurial newcomers took advantage of the demand for mining materials, lumber, clothing and transportation.