U.S. Army
22nd Army Corps, Department of Washington
Major General Samuel P. Heintzelman
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Lt. Colonel J. A. Haskins |
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First Brigade |
Colonel A. A. Gibson |
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Second Brigade |
Colonel L. O. Morris |
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Third Brigade |
Colonel W. R. Pease |
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Brigadier General J. J. Abercrombie |
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Second Brigade |
Brig. Gen. Robert Cowden (to 3/31)
Colonel B. Porter |
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Third Brigade |
Col. William Gurney |
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Major General Silas Casey |
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First Brigade |
Col. Francis Fessenden |
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Second Brigade |
Brig. Gen. Edwin H. Stoughton |
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Third Brigade |
Brig. Gen. Alexander Hays |
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Colonel H. G. Sickel |
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First Brigade |
Colonel William McCandless (to 3/29)
Colonel William Sinclair |
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Second Brigade |
Colonel H. C. Bollinger |
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Third Brigade |
Colonel J. W. Fisher |
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Major General Julius Shahel |
created 3/21 |
First Brigade |
Bde. Gen. J. T. Copeland |
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Second Brigade |
Colonel R. Butler Price |
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Third Brigade |
Lt. Colonel R. Johnston |
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Jewett's Independent Brigade |
Colonel A. B. Jewett |
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23rd Maine Infantry Regiment |
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39th Massachusetts Infantry Regiment |
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14th New Hampshire Infantry Regiment |
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10th Vermont Infantry Regiment |
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11th New York Cavalry, Cos. E, F & I |
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10th Massachusetts Independent Battery |
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Independent Cavalry Brigade |
Colonel R. Butler Price |
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1st Michigan Cavalry Regiment |
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to Cavalry Div., 2nd Bde |
5th New York Cavalry Regiment |
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to Cavalry Div., 3rd Bde |
1st Ohio Cavalry Regiment, Cos. A & C |
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to Cavalry Div., 2nd Bde |
2nd Pennsylvania Cavalry Regiment |
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to Cavalry Div., 2nd Bde |
18th Pennsylvania Cavalry Regiment |
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to Cavalry Div., 3rd Bde |
1st Vermont Cavalry Regiment |
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to Cavalry Div., 2nd Bde |
1st West Virginia Cavalry Regiment |
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to Cavalry Div., 3rd Bde |
District of Washington |
Bde. Gen. J. H. Martindale |
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2nd District of Columbia Infantry Regt. |
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10th New Jersey Infantry Regiment |
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118th New York Infantry Regiment |
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152nd New York Infantry Regiment |
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169th New York Infantry Regiment |
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27th Pennsylvania Infantry, Co. F |
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150th Pennsylvania Infantry, Co. K |
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157th Pennsylvania Infantry (4 cos.) |
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District of Alexandria |
Brig. Gen. John P. Slough |
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1st District of Columbia Infantry Regt. |
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26th Michigan Infantry Regiment |
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153rd New York Infantry Regiment |
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11th Rhode Island Infantry Regiment |
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Artillery Defenses of Alexandria |
Brig. Gen. Robert O. Tyler |
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1st Connecticut Heavy Artillery |
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19th Connecticut Infantry (Hv. Artillery)
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Artillery Bde. S. of the Potomac |
Colonel M. Cogswell |
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1st Massachusetts Heavy Artillery |
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34th Massachusetts Infantry Regiment |
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2nd New York Heavy Artillery |
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3rd New York Heavy Artillery Battalion |
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1st Wisconsin Heavy Artillery |
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Light Artillery Camp Camp Berry |
Bde. Gen. William F. Berry (to 3/3)
Bde. Gen. Albion P. Howe |
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1st Delaware Battery |
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1st Michigan Artillery, Battery I |
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to Cavalry Division (see above) |
1st Michigan Artillery, Battery K |
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1st New York Artillery, Battery A |
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12th New York Independent Battery |
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16th New York Independent Battery |
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19th New York Independent Battery |
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27th New York Independent Battery |
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1st West Virginia Artillery, Battery A |
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Pennsylvania Independent Battery H |
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