Organized in
Saint Paul, Minnesota at
Fort Snelling on December 5, 1863, to January 5, 1864. Duty there and garrison posts on Minnesota frontier till May, 1864. March to
Fort Ridgely May 24–28, 1864. Sully's Expedition against hostile Indians west of the Missouri River June 5 to October 15, 1864. March to
Fort Sully, Missouri River, June 5 – July 1. Pursuit of Indians to the
Badlands July 5–28. Battle of Tah kah a kuty or
Battle of Killdeer Mountain July 28. Passage of the Bad Lands August 348. Action at
Two Hills, Bad Lands, Little Missouri River, August 8–9. Rescue of
James L. Fisk's Emigrant train September 10–30. Engaged in frontier and patrol duty between Forts Wadsworth, Abercrombie, Ripley and Ridgley, Headquarters at Fort Snelling, till May, 1866. Mustered out Companies "B," "C," "D," "E," "F," "G," "I" and "M" November 17 to December 29, 1865, Company "A" April 2, 1866, Company "H" April 28, 1866, and Companies "K" and "L" May 4, 1866. ==Battles and campaigns==