This event is the subject of a book by H. W. Brands on the “New American Dream.” 150 Wintu people were killed during this event in the Bridge (10[1])Gulch massacre. Cornelius (10[1])Vanderbilt’s Accessory Transit Company began operating in Nicaragua during this event. The Fugitive Slave Act was passed following this event (-5[1])in exchange for its location’s admission to the Union. (-5[1])This event (-5[1])was caused (10[1])by a discovery (10[1])by John Marshall (-5[1])on land owned by Swiss-American businessman John (10[1])Sutter. Tens of thousands (10[1])of “forty-niners” travelled to participate in this event. (10[1])For 10 points, (10[1])name this event in which prospectors flocked (10[1])to a Western state (10[1])in search of a precious (10[1])metal. ■END■ (10[1])