The Civil War in the East

U.S. Army

22nd Army Corps, Department of Washington

Major General C. C. Augur



Defences North of the Potomac

Brigadier General Martin D. Hardin


First Brigade

Colonel C.H. Long


Second Brigade

Major J.A.P. Allen

Colonel W.S. Abert


Third Brigade

Lt. Colonel J.H. Oberteuffer


Defences South of the Potomac

Bde. Gen. G. A. DeRussy


First Brigade

Colonel J.N.G. Whistler


Second Brigade

Colonel Charles Barnes


Third Brigade

Lt. Colonel James Brady (to 12/16)

Colonel W.S. King


Fourth Brigade

Colonel C.C. Meservey


1st Separate Brigade

Colonel William Gamble


8th Illinois Cavalry Regiment



16th Massachusetts Independent Battery



13th New York Cavalry Regiment



16th New York Cavalry Regiment



5th Pennsylvania Heavy Artillery



202nd Pennsylvania Heavy Artillery



District of Alexandria

Brig. Gen. John P. Slough


4th Delaware Infantry Regiment


to Tyler's Div., 1st Bde.

1st District of Columbia Infantry Regt.



26th Michigan Infantry, Company F



201st Pennsylvania Infantry Regiment



St. Mary's District

Bde. Gen. James Barnes


5th Massachusetts Cavalry Regiment



2nd Wisconsin Battery



District of Washington

Colonel M. N. Wisewell (to 12/10)

Discontinued 12/10

First Brigade

Colonel G. W. Gile

transferred to Garrison Washington

150th Pennsylvania Infantry, Co. K



Light Artillery Camp Camp Berry

Bde. Gen. A. P. Howe


Pennsylvania Independent Battery H



1st Rhode Island Artillery, Battery C


consolidated with 1st R. I. Art., Batty G

1st Rhode Island Artillery, Battery G


from Army Potomac, 6th Corps Artillery

1st United States Artillery, Batteries A&E


to Defences S. of Potomac, 1st Bde.

3rd United States Artillery, Battery I



3rd United States Artillery, Batteries L&M



4th United States Artillery, Battery A



5th United States Artillery, Battery I



About the Author • ©2015 Steve Hawks