United States Army > Army of the Potomac > 2nd Corps


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Commanded by:
Major General David B. Birney (to 7/23)
Brigadier General Gershom Mott 

First Brigade  Colonel H. J. Madill (to 7/12)
Brigadier General Regis DeTrobriand
20th Indiana Infantry Regiment Lieutenant Colonel C. L. Taylor
1st Maine Heavy Artillery Colonel Daniel Chaplin from 3 Brig. (below)
17th Maine Infantry Regiment Lieutenant Colonel Charles B. Merrill
40th New York Infantry Regiment Lieutenant Colonel Augustus Warner (to 6/16)
Captain Madison M. Cannon
73rd New York Infantry Regiment from 4 Brig. (below)
74th New York Infantry Regiment from 4 Brig. (below)
86th New York Infantry Regiment Colonel Jacob H. Lansing
124th New York Infantry Regiment Lieutenant Colonel Francis M. Cummings
99th Pennsylvania Infantry Regiment Colonel Asher S. Leidy
110th Pennsylvania Infantry Regiment Major Isaac Rogers
141st Pennsylvania Infantry Regiment Major Isaac Rogers to 2 Brig. (below)
2nd United States Sharpshooters Major Homer R. Stoughton
Second Brigade Brigadier General Byron R Pierce (until 7/22)
Colonel Daniel Chaplin (7/22 – 7/28)
Colonel H. J Madill
1st Massachusetts Heavy Artillery Colonel Thomas R. Tannatt
5th Michigan Infantry Regiment Colonel John Pulford (from 7/12)
4th New York Heavy Artillery, 2nd Battalion to Army Artillery Reserve
93rd New York Infantry Regiment Colonel John S. Crocker
57th Pennsylvania Infantry Regiment
63rd Pennsylvania Infantry Regiment Lieutenant Colonel John A. Danks
84th Pennsylvania Infantry Regiment from 4 Brig. (below)
105th Pennsylvania Infantry Regiment Colonel Calvin A. Craig
141st Pennsylvania Infantry Regiment Major Isaac Rogers from 1 Brig. (above)
1st United States Sharpshooters Colonel Hiram Berdan
Third Brigade Brigadier General Gershom Mott (to 7/23)
Colonel R. McAllister
1st Maine Heavy Artillery Colonel Daniel Chaplin to 1 Brig. (above)
11th Massachusetts Infantry Regiment from 4 Brig. (below)
16th Massachusetts Infantry Regiment left front to muster out 7/11
5th New Jersey Infantry Regiment
6th New Jersey Infantry Regiment formed Veteran Battalion 9/7
7th New Jersey Infantry Regiment
8th New Jersey Infantry Regiment
11th New Jersey Infantry Regiment
120th New York Infantry Regiment from 4 Brig. (below)
Fourth Brigade Colonel William R. Brewster discontinued 7/3
11th Massachusetts Infantry Regiment to 3 Brig. (above)
71st New York Infantry Regiment mustered out in New York 7/30
73rd New York Infantry Regiment to 1 Brig. (above)
74th New York Infantry Regiment to 1 Brig. (above)
120th New York Infantry Regiment to 3 Brig. (above)
84th Pennsylvania Infantry Regiment to 2 Brig. (above)