United States Army > Army of the Potomac


< to February • March 1864 • to April >

Commanded by:
Major General George Sykes (to 3/23)
Major General Gouverneur K. Warren

On March 23-25 the First Corps was dissolved and merged into the Fifth Corps. The existing Second Division was consolidated into the Fourth Brigade of the First Division. A new Fourth Division was created from First Corps Brigades.

Provost Guard
12th New York Infantry, Cos. D&F Major Henry W. Ryder
First Division Brigadier General J. J. Bartlett
First Brigade Colonel W. S. Tilton dissolved, distributed to 2 & 3 Brig. (below)
Second Brigade Colonel J. B. Sweitzer
Third Brigade Colonel J. Hayes
Fourth Brigade Brigadier General Romeyn B. Ayres from 2 Div., 1 & 3 Brig. (below)
Second Division Brigadier General Romeyn B. Ayres (to 3/24)
Brigadier General Henry Baxter
First Brigade Major L. B. Brown (to 3/23)
Colonel S. H. Leonard
to 1 Div. 4 Brig. 3/23 (above)
recreated from 1 Corps, 2 Div., 1st Brig.
Second Brigade Colonel Richard Coulter recreated from 1 Corps, 2 Div., 2nd Brig.
Third Brigade Colonel George Ryan (to 3/23)
Colonel N. T. DuShane
to 1 Div. 4 Brig. 3/23 (above)
from 1 Corps, 2 Div., 3rd Brig.
Third Division Colonel William McCandless
First Brigade Colonel William O. Talley
Second Brigade Colonel Joseph W. Fisher
Fourth Division Brigadier General James Wadsworth created 3/25 from 1 Corps
First Brigade Brigadier General Lysander Cutler from 1 Corps, 1 Div., 1 Brig. 3/25
Second Brigade Brigadier General J. C. Rice from 1 Corps, 1 Div., 2 Brig. 3/25
Third Brigade Colonel Roy Stone from 1 Corps, 2 Div., 1 Brig. 3/25
Artillery Captain Augustus P. Martin
3rd Massachusetts Battery Lieutenant Aaron F. Walcott
5th Massachusetts Battery Captain Charles A Phillips
1st New York Artillery, Battery C Captain Almont Barnes to Artilery Reserve, 3rd Brig.
1st New York Artillery, Battery D from 1st Corps Artilery
1st New York Artillery, Battery E from 1st Corps Artilery
1st New York Artillery, Battery H from 1st Corps Artilery
1st New York Artillery, Battery L from 1st Corps Artilery
4th New York Heavy Artillery,
2nd Battalion
from 22 Corps, DeRussey’s Div., 3rd Brig.
1st Ohio Artillery, Battery L Captain Frank C. Gibbs
1st Pennsylvania Artillery, Battery B from 1st Corps Artilery
3rd United Artillery, Batteries F & K Lieutenant John C. Turnbull to Army Artillery Reserve
4th United Artillery, Battery B from 1st Corps Artilery
5th United Artillery, Battery D