What was the discovery that made Albert Einstein famous?   The most famous discovery he ever made: The Theory of Relativity which is E=mc squared   His most famous invention: i reely hav no freekin clue. i cant even find it â¦ on this site.
Charles Drayton Gibbes, A New Map of the Gold. Region in California, 1851, Harvard Map Collection. The great California gold rush began on January 24, 1848, when James W. Marshall discovered a gold nugget in the American River while constructing a sawmill for John Sutter, a Sacramento agriculturalist.n addition to massive emigration from the eastern US, the California gold rush triggered a global emigration of ambitious fortune-seekers from China, Germany, Chile, Mexico, Ireland, Turkey, and France.
Some failed, some were successful, but nearly all of the prospectors faced severe hardships during their fortune-hunting days. Check out eight facts you may not know about the California Gold Rush. 1. California did not have the first gold rush in American history. That honor actually belongs to North Carolina. Fifty years before gold was discovered at Sutterâs mill, the first gold rush in American history got underway after a 17-pound gold nugget was found in Cabarrus County, North Carolina.