Duty at Hartsville, Cape Girardeau and in District of St. Louis, till May 8, 1864. Ordered to St. Louis May 8. One section returned to Cape Girardeau May 23, 1864. One section at St Joseph, Mo., and one section at Warrensburg, Mo., till October, 1864. Ordered to Jefferson City, Mo., October. Defence of Jefferson City against
Price's attack October 7–8. Moved to Booneville, thence to Glasgow and to Macon City, arriving November 5 (1 Section). Duty at Macon City and Cape Girardeau till June, 1865. Ordered to St. Louis June 1. Equipped as Cavalry. Moved to Omaha, Neb., June 11–20.
Powder River Expedition. March to Powder River and
Fort Connor July 1-September 20. Actions on
Powder River September 2–8. Mustered out December 20, 1865. ==Commanders==