< to April • May 1865 • to June >
Commanded by Major General Lew Wallace
| First Separate Brigade | Brigadier General Erastus B. Tyler |
|
| 11th Maryland Infantry Regiment | ||
| Smith’s Maryland Cavalry Company | Captain G.W.P. Smith | |
| 3rd Pennsylvania Heavy Artillery, Co. H | Captain William D. Rank | |
| Second Separate Brigade | Brevet Brigadier General William W. Morris |
|
| 11th Indiana Infantry Regiment | ||
| 7th New York Heavy Artillery Regiment | ||
| 2nd United States Artillery, Battys. H&K | at Fort McHenry | |
| Third Separate Brigade | Brigadier General Henry H. Lockwood |
|
| 1st Delaware Cavalry Regiment | ||
| 8th United States Infantry Regiment | ||
| Fort Delaware | ||
| Ahl’s Delaware Heavy Artillery Co. | ||
| Pennsylvania Independent Battery A | ||
| Pennsylvania Independent Battery G | Captain Stan. Miotkowski |