1848  Gold Rush Begins
1848-1919  California Gets Connected
1849-1859  Gold Fuels an Economy
1850-1914  California Agriculture Booms
1853  Invention of Hydraulic Mining
1860-1865  American Civil War
1905-1914  Demonstration Trains
1848  California Becomes U.S. Territory
1849  49ers Rush!
1850  California Joins the Union
1850-1919  Modifying Land for Agriculture
1854  California Agricultural Society
1880-1919  Immigration to California
1914-1919  WWI in California