Troops, requested by the federal government for the security during the Civil War of the overland mail, telegraph, and emigrant routes, were provided by California for those portions of the routes which crossed the territories of Utah and Nevada. A force, never exceeding 1,200 in strength, commanded by Patrick Edward Connor, was assigned a geographic responsibility, the Military District of Utah. Connor\u27s California Volunteers established principal troop locations at Fort Churchill and Fort Ruby in Nevada, and at Camp Douglas and Fort Bridger in Utah Territory during mid-1862. Major actions were conducted against the Indians at the battle of Bear River and by the campaign of Spanish Fork canyon, both in early 1863. Thereafter, a series o...