•
James W. Marshall finds several flakes of gold at a
lumber mill he owned in partnership
John Sutter, at the bank of the South Fork of the
American River,
news of which quickly travels around the world (advertisement for transportation to the Gold Rush pictured, right)
• The
California Star and the
Californian both cease publication in San Francisco due to losing all their staff to the
California Gold Rush
• The
Treaty of Guadalupe Hidalgo (pictured, left) ends the
Mexican–American War, and cedes the territory of California (including the
San Francisco Bay Area) to the
United States from
Mexico
• San Francisco's population is 1,000