mariposa_battalion. On March 1851 the Mariposa Battalion under James Savage became the first non-Indians to enter Yosemite Valley.
Discussing how railroads in the continued to revolutionize the industry and the development of new lines and railroads west of the Ohio River.
The decade ran from January 1, to December 31, Crimean War. Contents. [hide]. 1 Wars; 2 Internal conflicts; 3 Prominent political events Wars · Internal conflicts · Prominent political events · Assassinations. Not logged in 1850s Contributions Create account Log in. Resistance to and the Defense of Slavery. John Brown in Kansas mural. Kodak and the Rise of Amateur Photography. Antebellum America: Recreation, Leisure.