U.S. Army - Department of Virginia

Yorktown

Major General Erasmus Keyes

transferred to 4th Army Corps May 4, 1863

King's Independent Brigade

Brigadier General Rufus King

4th Delaware Infantry Regiment

168th New York Infantry Regiment

169th Pennsylvania Infantry Regiment

179th Pennsylvania Infantry Regiment

West's Advanced Brigade

Colonel R.M. West

139th New York Infantry Regiment

172nd Pennsylvania Infantry Regiment

178th Pennsylvania Infantry Regiment

5th Pennsylvania Cavalry Regiment

Unattached Artillery

1st New York Artillery, Battery F

1st New York Artillery, Battery H

8th New York Independent Battery

1st Pennsylvania Artillery, Battery E

1st Pennsylvania Artillery, Battery H

5th United States Artillery, Battery M

Unattached Cavalry

2nd Massachusetts Cavalry, 1st Bn.

6th New York Cavalry, 2 Companies