|Organized at Milwaukee under the command of Colonel John C. Starkweather, Lieutenant Colonel Charles L. Harris and Major David H. Lane.
|Mustered into State service
|Mustered into United States service
|Left State for Harrisburg, Pa.
|Camp at Hagerstown attached to Abercrombie’s 6th Brigade, Negley’s 2nd Division, Patterson’s Army.
|June 29-July 1
|Moved to Williamsport, Md.
Action at Falling Waters
The regiment lost two men killed or mortally wounded.
|Moved to Martinsburg
|Duty at Charlestown, Harper’s Ferry and guarding fords of the Monocacy River
|Edwards’ Ferry, Md.
|The regiment was reorganized for three years service and served in the west for its entire career