< to March • April 1864 • to May >
Commanded by Major General Lew Wallace
| First Separate Brigade | Brigadier General Erastus B. Tyler |
|
| 3rd Delaware Infantry Regiment | Colonel Samuel H. Jenkins | |
| 3rd Maryland Potomac Home Brigade | Colonel Stephen W. Downey | |
| Purnell Legion Infantry (MD) | Colonel Samuel A. Graham | |
| Second Separate Brigade | Brevet Brigadier General William W. Morris | |
| 5th New York Heavy Artillery | 1st Bn. to Army WV | |
| 8th New York Heavy Artillery | Colonel Peter A. Porter | |
| 2nd United States Artillery, Battery I | at Fort McHenry | |
| Third Separate Brigade | Brigadier General Henry H. Lockwood | |
| 1st Maryland Eastern Shore Regiment | Colonel James Wallace | |
| 1st Delaware Cavalry Regiment | ||
| 1st Maryland Cavalry Regiment | Lieutenant Colonel James M. Deems | |
| Smith’s Maryland Cavalry Company | Captain G.W.P. Smith | |
| Maryland Battery D | ||
| Baltimore (MD) Battery | ||
| 3rd Pennsylvania Heavy Artillery, Co. H | Captain William D. Rank | |
| Annapolis | ||
| Purnell Legion Cavalry (Md) Co. B | ||
| 94th New York Infantry Regiment | Lieutenant Colonel Samuel Mofffett | |
| District of Delaware | Brigadier Genral Daniel Tyler | |
| Ahl’s Delaware Heavy Artillery Co. | ||
| Purnell Legion Cavalry (Md) Co. C | ||
| Pennsylvania Independent Battery A | At Fort Delaware | |
| Pennsylvania Independent Battery G | At Fort Delaware |