Chapter 12 (California Gold Rush) By R123 Period: Jan 1, 1848 to Jan 1, 1851 California Gold Rush Jan 24, 1848 James W. Marshall discovers gold Aug 19, 1848 New York Herald reported the discovery of gold on the east coast Jan 1, 1849 President polk confirms the discovery President polk confirms the discovery Jan 9, 1849 state constitution was written Jan 1, 1850 San Francisco had 25,000 full-time residents Jan 1, 1850 california became a state
