United States Army


< to December • January 1863 • to February >

Commanded by Major General Robert C. Schenck

Defenses Upper Potomac Brigadier General Benjamin F. Kelly
Harpers Ferry Brigade Brigadier General J. R. Kenly
1st Maryland Infantry Regiment Colonel Nathan T. DuShane from Williamsport Brigade
4th Maryland Infantry Regiment Colonel William J.L. Nicodemus
6th Maryland Infantry Regiment Colonel George R. Howard
7th Maryland Infantry Regiment Colonel Edwin H. Webster
8th Maryland Infantry Regiment Colonel Andrew W. Denison
17th Indiana Battery from Defences Baltimore
4th Maine Independent Battery from 12 Corps, 2 Div.
Baltimore (MD) Battery from Williamsport Bde.
4th Massachusetts Heavy Artillery Companies B,C,H&I from Defences Washington, Whipple’s Div.
6th New York Heavy Artillery Colonel William H. Morris from Defences Baltimore
1st Maryland Cavalry Cos. H&I from West Virginia Railroad District
14th Pennsylvania Cavalry Regiment from West Virginia Railroad District
Martinsburg Brigade Colonel A. T. McReynolds
2nd Maryland Potomac Home Brig./B&F from West Virginia Railroad District
106th New York Infantry Regiment Colonel Edward C. James from West Virginia Railroad District
126th Ohio Infantry Regiment Colonel Benjamin F. Smith from West Virginia Railroad District
6th West Virginia Infantry Regiment Colonel Nathan Wilkinson from West Virginia Railroad District
Milroy’s Division Winchester Brigadier General Robert H. Milroy
87th Pennsylvania Infantry Regiment from West Virginia Railroad District
110th Ohio Infantry Regiment Colonel Joseph W. Keifer from West Virginia Railroad District
122nd Ohio Infantry Regiment Colonel William H. Ball from West Virginia Railroad District
9th West Virginia Infantry Regiment Colonel Isaac H. Duval from Point Pleasant Dist., Kanawha
10th West Virginia Infantry Regiment Colonel Thomas M. Harris from West Virginia Railroad District
12th West Virginia Infantry Regiment Colonel John B. Klunk from West Virginia Railroad District
1st New York Cavalry Regiment Colonel Andrew T. McReyolds
12th Pennsylvania Cavalry Regiment
13th Pennsylvania Cavalry Regiment
1st West Virginia Cavalry Company K
3rd West Virginia Cavalry Company D
West Virginia Artillery, Battery D
New Creek, Virginia
23rd Illinois Infantry Regiment from West Virginia, Railroad District
14th West Virginia Infantry Regiment from West Virginia, Railroad District
11th West Virginia Infantry Regiment from West Virginia, Railroad District
North Mountain
54th Pennsylvania Infantry Regiment from West Virginia, Railroad District
1st West Virginia Infantry Regiment Colonel Joseph Thoburn from West Virginia, Railroad District
Romney
116th Ohio Infantry Regiment Colonel Edward P. Chapin from West Virginia, Railroad District
123rd Ohio Infantry Regiment Colonel Archibald L. McDougal from West Virginia, Railroad District
Ringgold Pennsylvania Cavalry from West Virginia, Railroad District
West Virginia Artillery, Battery E from West Virginia, Railroad District
Cumberland
2nd Maryland Potomac Home Bde. from West Virginia, Railroad District
Kearneysville
12th Pennsylvania Cavalry Regiment from West Virginia, Railroad District
Parkersburg
11th West Virginia Infantry Regiment Colonel John C. Rathbone (dis. 1/6)
Lieutenant Colonel Daniel Frost
from West Virginia, Railroad District
Point of Rocks
5th Maryland Infantry Regiment from Army Potomac 2 Corps, 3 Div., 3 Brig.
Loudon Va. Rangers from West Virginia, Railroad District
St. John’s Run
15th West Virginia Infantry Regiment Colonel Maxwell McCaslin from West Virginia, Railroad District
Springfield
Washington Co. Pennsylvania Cavalry from West Virginia, Railroad District
District of the Eastern Shore/
First Separate Brigade
 Brigadier General Henry H. Lockwood  redesignated 1/5
1st Maryland Eastern Shore Regiment Colonel James Wallace
2nd Maryland Eastern Shore Regiment Major Robert S. Rogers (Col. 1/28)
Purnell Legion Cavalry (Md) Co. A
Smith’s Maryland Cavalry Company Captain G.W.P. Smith
Defences of Baltimore/
Second Separate Brigade
 Colonel William H. Morris  redesignated 1/5
1st Connecticut Cavalry from Army Potomac 11th Corps 
18th Connecticut Infantry Regiment Colonel William G. Ely
3rd Delaware Infantry Regiment Colonel Samuel H. Jenkins
Patapsco Maryland Guards At Harrisburg and Carlisle, PA
Purnell Legion Cavalry (Md) Co C
Purnell Legion Infantry (Md) Cos. B & C Colonel Samuel A. Graham
14th New Jersey Infantry Regiment Colonel William S. Truex
5th New York Heavy Artillery Colonel Samuel Graham
6th New York Heavy Artillery
Colonel William H. Morris
8th New York Heavy Artillery
Colonel Peter A. Porter
150th New York Infantry Regiment Colonel John H. Ketcham
151st New York Infantry Regiment Colonel William Emerson
138th Pennsylvania Infantry Regiment Colonel Charles L.K. Sumwalt
179th Pennsylvania Infantry Regiment Colonel William H. Blair
15th New York Independent Battery to Army Potomac Artillery Reserve
2nd United States Artillery, Battery I at Fort McHenry
5th United States Artillery, Battery L
Annapolis
3rd Maryland Potomac Home Brig. Colonel Stephen W. Downey
Purnell Legion Cavalry (Md) Co. B
67th Pennsylvania Infantry Regiment Colonel John F. Staunton