< to May • June 1861 • to July >
Commanded by
Major General George Cadwalader (until June 11)
Major General Nathaniel P. Banks
| Infantry | ||
| 1st Delaware Infantry Regiment | Colonel Henry H. Lockwood | |
| 6th Massachusetts Infantry Regiment | Coloenel Edward F. Jones | |
| 6th New York Militia Regiment | Colonel Joseph Pinckney | (at Annapolis) |
| 13th New York State Militia | Colonel Abel Smith | (along Railroad Annapolis-Laurel) |
| 20th New York State Militia | Colonel George W. Pratt | |
| 1st Pennsylvania Infantry Regiment | Colonel Samuel Yohe | to Patterson’s Army, 2 Div., 2 Brig. 6/14 |
| 12th Pennsylvania Infantry Regiment | Colonel David Campbell | |
| 18th Pennsylvania Infantry Regiment | Colonel William D. Lewis, Jr. | |
| 19th Pennsylvania Infantry Regiment | Colonel Peter Lyle | |
| 22nd Pennsylvania Infantry Regiment | Colonel Turner G. Morehead | |
| Artillery | ||
| Varian’s New York Battery | Captain J. Varian | to Dept. N.E. Va. , 1 Div., 1 Brig. |
| Cook’s Boston, Ma. Battery | ||
| 2nd United States Artillery, Battery I | Major W. W. Morris |