While the remainder of the 1st Indiana Cavalry Regiment served in the Western Theater, two companies served in the east and never met the rest of the regiment.

Stewart’s Independent Cavalry Company, or Company I – 1861
April 25 Organized at Terre Haute, Ind. for one year’s State service
July 4 Mustered in for three years’ service
August 20 Assigned to 1st Indiana Cavalry as Company L, but served detached from Regiment for the entire war.
July Served in Dept. of West Virginia as Escort to Gen. Rosecrans
November At Headquarters Dept. of Western Virginia
1862
May – June Dept. of the Mountains
July At Headquarters 1st Corps, Army of Virginia
September At Headquarters 11th Army Corps, Army of the Potomac
1863
October At Headquarters Army of the Potomac
1864
July 3 Old members mustered out
1865
May 31 Veterans and Recruits mustered out

 

Bracken’s Independent Company Cavalry, or Company K – 1861
June 20 Organized at Indianapolis, Ind.
July 9 Mustered in
August 20 Assigned to 1st Indiana Cavalry as Company K, but served detached from Regiment for the entire war.
July Served in the Dept. of West Virginia as Escort to Gen. Rosecrans
November At Headquarters Dept. of Western Virginia and Dept. of the Mountains
December 13 Camp Allegheny, Greenbrier, W. Va.
December 31 Expedition to Huntersville
1862
January 3 Huntersville
July At Headquarters 1st Army Corps, Army of Virginia
September At Headquarters 11th Army Corps, Army of the Potomac
November 9 Charge into Fredericksburg, Va.
1863
October At Headquarters Army of the Potomac
1864
January – May Duty at Glymont, Md. on lower Potomac
May Joined Army of the Potomac at White House, and duty at Headquarters of Gen. Meade
June 23 Old members mustered out
1865
May 31 Veterans and Recruits mustered out