The Civil War in the East

U.S. Army

22nd Army Corps, Department of Washington

Major General Samuel P. Heintzelman

 

         
   
   
         

Defences North of the Potomac

Lt. Colonel J. A. Haskins

 

First Brigade

Colonel J. M. Warner

 

Second Brigade

Col. L. O. Morris

 

Third Brigade

Colonel W. R. Pease (to 4/14)

Colonel A. Piper

 

Defences South of the Potomac

Brig. Gen. Robert O. Tyler (4/15- 4/26)

Col. T. R. Tannatt

 

First Brigade

Colonel T. R. Tannatt

organized 4/15 from Art. Alexandria (below)

Second Brigade

Colonel G. D. Wells

organized 4/15 from Art. S. of Potomac (below)

Abercrombie's Division

Brigadier General J. J. Abercrombie

 

First Brigade

Col. Francis Fessenden (after 4/17)

from Casey's Div., 4/17 (see below)

Second Brigade

Colonel B. Porter (until 4/17)

Brig. Gen. George J. Stannard

to Dept. Va. ; replaced by 2nd Brig.

from Casey's Div., 4/17 (see below)

Third Brigade

Col. William Gurney (until 4/17)

Brig. Gen. Alexander Hays

to Dept. Va.; replaced by 3rd Brig.

from Casey's Div., 4/17 (see below)

Casey's Division

Major General Silas Casey

discontinued 4/17

First Brigade

Col. Francis Fessenden

to 1st Brig., Abercrombie's Div. 4/17

Second Brigade

Brig. Gen. Edwin H. Stoughton

to 2nd Brig., Abercrombie's Div. 4/17

Third Brigade

Brig. Gen. Alexander Hays

to 3rd Brig., Abercrombie's Div. 4/17

Pennsylvania Reserves Division

Colonel H. G. Sickel

 

First Brigade

Colonel William Sinclair

 

Second Brigade

Colonel H. C. Bollinger

to District of Alexandria (see below)

Third Brigade

Colonel J. W. Fisher

 

Cavalry Division

Major General Julius Shahel

 

First Brigade

Brig. Gen. J. T. Copeland

 

Second Brigade

Colonel R. Butler Price

 

Third Brigade

Lt. Colonel R. Johnston (to 4/9)

Colonel O. DeForest

 

Jewett's Independent Brigade

Colonel A. B. Jewett

 

23rd Maine Infantry Regiment

 

 

39th Massachusetts Infantry Regiment

 

 

14th New Hampshire Infantry Regiment

 

 

10th Vermont Infantry Regiment

 

 

11th New York Cavalry, Cos. E, F & I

 

 

10th Massachusetts Independent Battery

 

 

District of Washington

Brig. Gen. J. H. Martindale

 

2nd District of Columbia Infantry Regt.

 

 

10th New Jersey Infantry Regiment

Colonel Henry O. Ryerson

to 7th Corps, 1st Div., 3rd Brig.

118th New York Infantry Regiment

 

to 7th Corps, 1st Div., Reserve Brig.

152nd New York Infantry Regiment

 

to 7th Corps, 1st Div., 1st Brig.

169th New York Infantry Regiment

 

to 7th Corps, 1st Div., 2nd Brig.

27th Pennsylvania Infantry, Co. F

 

 

150th Pennsylvania Infantry, Co. K

 

 

157th Pennsylvania Infantry (4 cos.)

 

 

District of Alexandria

Brig. Gen. John P. Slough

 

1st District of Columbia Infantry Regt.

 

 

26th Michigan Infantry Regiment

 

to 7th Corps, 1st Div., 1st Brig.

153rd New York Infantry Regiment

 

 

Pennsylvania Independent Battery H

 

from Camp Berry (see below)

11th Rhode Island Infantry Regiment

 

to 7th Corps, 1st Div., 1st Brig.

Second Brigade, Pa. Reserves

Colonel H. G. Sickel

from Pennsylvania Reserves Div.

3rd Pennsylvania Reserves Regiment

 

 

4th Pennsylvania Reserves Regiment

 

7th Pennsylvania Reserves Regiment

 

8th Pennsylvania Reserves Regiment

 

 

Artillery Defenses of Alexandria

Brig. Gen. Robert O. Tyler

 

1st Connecticut Heavy Artillery

 

to Defences South of the Potomac, 2nd Brig

19th Connecticut Infantry (Hv. Artillery)

 

Artillery Brig. S. of the Potomac

Colonel William Cogswell (to 4/9)

Colonel T. R. Tannat

 

1st Massachusetts Heavy Artillery

 

 

34th Massachusetts Infantry Regiment

 

to Defences South of the Potomac, 1st Brig

2nd New York Heavy Artillery

 

3rd New York Heavy Artillery Battalion

 

1st Wisconsin Heavy Artillery

 

 

Light Artillery Camp Camp Berry

Brig. Gen. A. P. Howe

 

1st Delaware Battery

 

to Dept. Virginia, 7th Corps Artillery

10th Michigan Battery

 

to Defenses South Potomac, 1st Brig.

1st New York Artillery, Battery A

 

 

12th New York Independent Battery

 

 

16th New York Independent Battery

 

to Dept. Virginia, Suffolk

19th New York Independent Battery

 

to Dept. Virginia, Suffolk

27th New York Independent Battery

 

 

1st West Virginia Artillery, Battery A

 

 

Pennsylvania Independent Battery H

 

to District of Alexandria (see above)




 
About the Author • ©2015 Steve Hawks