United States Regiments & Batteries > Illinois

October Captain Sheerer’s and Captain Barker’s Companies organized at Chicago, Ill.¬†Attached to Stoneman’s Cavalry Command, Army of the Potomac for duty in the Defenses of Washington.
February Assigned to 12th Illinois Cavalry as Companies H and I, but served detached.
March Moved to the Peninsula, Virginia. Attached to Blake’s Brigade, Cavalry Reserve, Army of the Potomac
April to August Peninsula Campaign. Attached to Headquarters Army Potomac
April 5-May 4 Siege of Yorktown, Va.
May 4 Near Williamsburg
May 5 Battle of Williamsburg
May 26 Reconnaissance to Hanover Court House
June 25-July 1 Seven days before Richmond
June 26 Battles of Mechanicsville
June 27 Gaines’ Mill
June 29 Peach Orchard and Savage Station
June 30 White Oak Swamp and Glendale
July 1 Malvern Hill
August 27-
September 2
Campaign in Northern Virginia
September-October Maryland Campaign
September 16-17
Battle of Antietam
October 29-
November 17
Movement to Falmouth, Va.
November Assigned to Provost Guard Army of the Potomac
December 12-15 Battle of Fredericksburg
January 20-24 “Mud March”
February At Headquarters 3rd and 2nd Divisions Cavalry Corps, Army Potomac
April 27-May 6 Chancellorsville Campaign
April 29-May 8 Stoneman’s Raid
June 9 Brandy Station and Beverly Ford
June 21 Upperville
July 1-3 Battle of Gettysburg
July 6 Williamsport, Md.
July 8 Boonsboro
July 9 Benevola or Beaver Creek
July 10-13 At and near Funkstown
July 14 Falling Waters
July 26 Chester Gap
July 3-August 1 Kelly’s Ford
August 1-4 and September 7-8 Brandy Station
September 12 Bristoe Station
September 13 Culpeper Court House
September 14-16 Raccoon Ford
September 17 Stevensburg
September 22 Jack’s Shop, Madison Court House
October 9-22 Bristoe Campaign
October 10 Raccoon and Morton’s Fords
October 11-12 Brandy Station
October 15 Oak Hill
November 20-28 Rejoined 12th Illinois Cavalry Regiment and moved to Chicago