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.
4. The Gold Rush was a male-dominated event. Hundreds of thousands of people flocked to California to make their fortunes in the Gold Rush, but almost none of them were women. In 1852, 92 percent of the people prospecting for gold were men. The few women who did travel to the west eked out a living in the growing boomtowns, working in the restaurants, saloons and hotels that seemingly popped up every day.