United States Army


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Commanded by:
Major General George B. McClellan (relieved November 7)
Major General Ambrose Burnside

On November 14, 1862, just a week after Ambrose Burnside took over the Army of the Potomac, he created a new command level, the “Grand Division.” Each of the three new Grand Divisions consisted of two corps, with the senior corps commander taking command of the Grand Division. It was an admission that there were simply too many high-level units for an army commander to effectively control, particular for a general who openly admitted his unfitness for the job.

Army Organization until November 14

See below for organization after the creation of the Grand Divisions

Headquarters

Headquarters Staff
Chief of Staff Brigadier General Randolph B. Marcy (to 11/19)
Brigadier General John G. Parke
Chief of Artillery Brigadier General Henry J. Hunt
Chief of Cavalry Brigadier General John Buford
Chief Engineer Captain James C. Duane
Inspector General Colonel Delos B. Sacket
Assistant Adjutant General Lieutenant Colonel Albert V. Coburn
Chief Quartermaster Lieutenant Colonel Rufus Ingalls
Topographer Captain Charles R. Lowell
Medical Director Surgeon Jonathan Letterman
Chief of Signals Major Albert J. Meyer
Guards & Orderlies
McClellan Dragoons (Illinois) Captain George W. Shears (Co. A)
Captain David C. Brown (Co. B)
mustered out 11/25
Sturgis (Illinois) Rifles Captain James Steel to Provost Guard (below)
Oneida (New York) Cavalry Company Captain Daniel P. Mann
1st United States Cavalry, Cos. BCH&I Captain Marcus A. Reno
4th United States Cavalry, Cos. A & E Captain James B. McIntyre to Tenn. to join rest of regiment
Provost Guard Major William H. Wood
Sturgis (Illinois) Rifles Captain James Steel from Guards and Orderlies (above)
93rd New York Infantry, Cos. AFH&K Colonel John S. Crocker
8th United States Infantry, Cos. ABDF&G Captain Royal T. Frank
19th United States Infantry Cos. G&H Captain Edmund L. Smith (Co. G)
Captain Henry S. Welton (Co. H)
to Department of the Cumberland
2nd United States Cavalry Regiment Captain George Gordon
Engineer Brigade Brigadier General Daniel Woodbury
15th New York Engineer Regiment Colonel John M. Murphy
50th New York Engineer Regiment Lieutenant Colonel William H. Pettes
Regular Engineer Battalion Captain James C. Duane
Siege Artillery
1st Connecticut Heavy Artillery, AB&M Brigadier General Randolph B. Marcy
Reserve Artillery
1st United States Artilery, Battery K from 5 Corps, 2 Div.
5th United States Artilery, Battery K

First Corps

Brigadier General John F. Reynolds 
1st Division Brigadier General Abner Doubleday
2nd Division Brigadier General N. Taylor (to 11/5)
Brigadier General John Gibbon
3rd Division Brigadier General George Meade

Second Corps

Major General Darius N. Couch
1st Division Brigadier General Winfield S. Hancock
2nd Division Brigadier General Oliver O. Howard 
3rd Division Brigadier General William H. French

Third Corps

Brigadier General George Stoneman
1st Division Brigadier General David Birney
2nd Division Brigadier General Daniel Sickles

Fifth Corps

Major General Fitz John Porter
1st Division Brigadier General Daniel Butterfield 
2nd Division Brigadier General George Sykes
3rd Division Brigadier General Andrew A. Humphreys

Sixth Corps

Major General William B. Franklin
1st Division Brigadier General Hennry W. Slocum
2nd Division Brigadier General William F. Smith (to 11/16)
Brigadier General Albion P. Howe
3rd Division Brigadier General John Newton

Ninth Corps

Brigadier General Orlando D. Wilcox
1st Division Brigadier General William W. Burns
2nd Division Brigadier General Samuel D. Sturgis
3rd Division Brigadier General George W. Getty

Eleventh Corps

Major General Franz Sigel
1st Division Brigadier General Julius H. Stahel
2nd Division Brigadier General Adolph Von Steinwehr
3rd Division Brigadier General Carl Schurz

Twelfth Corps

Major General Henry W. Slocum
1st Division Brigadier General Alpheus Williams
2nd Division Brigadier General John W. Geary

Cavalry Division 

Brigadier General Alfred Pleasonton
First Brigade Major Charles A. Whiting
Colonel John F. Farnsworth
8th Illinois Cavalry Regiment Major Lawrence Williams from 2 Brig. (below)
3rd Indiana Cavalry Regiment from 2 Brig. (below)
8th New York Cavalry Regiment from 5 Brig. (below)
5th United States Cavalry Regiment to Averill’s Brigade (below)
6th United States Cavalry Regiment to 2 Brig. (below)
Second Brigade Colonel John F. Farnsworth
Colonel David McM. Gregg
8th Illinois Cavalry Regiment to 1 Brig. (above)
3rd Indiana Cavalry Regiment to 1 Brig. (above)
1st Masachusetts Cavalry Regiment to Averill’s Brig. (below)
6th New York Cavalry Regiment from 9 Corps
8th Pennsylvania Cavalry Regiment
6th United States Cavalry Regiment from 1 Brig. (above)
Third Brigade Colonel Richard Rush
4th Pennsylvania Cavalry Regiment to Averill’s Brig. (below)
6th Pennsylvania Cavalry Regiment to HQ Left Grand Div.
9th New York Cavalry Regiment to 11th Corps Cavalry
Fifth Brigade Colonel Benjamin F. Davis

8th New York Cavalry Regiment

to 1 Brig. (above)
3rd Pennsylvania Cavalry Regiment to Averill’s Brig. (below)
Averill’s Brigade Brigadier General William W. Averill 
1st Masachusetts Cavalry Regiment
3rd Pennsylvania Cavalry Regiment
4th Pennsylvania Cavalry Regiment
5th United States Cavalry Regiment
1st Pennsylvania Cavalry Regiment
2nd United States Artillery, Batteries B&L from Horse Artillery (below)
Bayard’s Brigade Brigadier General George D. Bayard
1st Maine Cavalry Regiment Lt. Colonel Calvin R. Douty
1st New Jersey Cavalry Regiment Colonel Percy Wyndham
2nd New York Cavalry Regiment Colonel Judson Kilpatrick
10th New York Cavalry Regiment
1st Pennsylvania Cavalry Regiment Colonel Owen Jones
Orton’s District of Columbia Cavalry Co.
3rd United States Artillery, Batteries C&G from Horse Artillery (below)
Horse Artillery
2nd United States Artillery, Battery A
2nd United States Artillery, Batteries B&L to Averill’s Brig. (above)
2nd United States Artillery, Battery M
3rd United States Artillery, Batteries C&G to Bayard’s Brig. (above)

Army Organization after November 14

After the creation of the Grand Divisions

Headquarters

unchanged from above

Right Grand Division

Major General Edwin V. Sumner

Second Corps

Major General Darius N. Couch
1st Division Brigadier General Winfield S. Hancock (MG 11/29)
2nd Division Brigadier General Oliver O. Howard (MG 11/29)
3rd Division Brigadier General William H. French (MG 11/29)

Ninth Corps

Brigadier General Orlando D. Wilcox
1st Division Brigadier General William W. Burns
2nd Division Brigadier General Samuel D. Sturgis
3rd Division Brigadier General George W. Getty

Center Grand Division

Major General Joseph Hooker

Third Corps

Brigadier General George Stoneman (MG 11/29)
1st Division Brigadier General David Birney
2nd Division Brigadier General Daniel Sickles (MG 11/29)
3rd Division Brigadier General Amiel W. Whipple recreated 11/18

Fifth Corps

Major General Fitz John Porter (arrested 11/25)
Major General Daniel Butterfield
1st Division Brigadier General Charles Griffin (except 11/1-16)
Brigadier General Daniel Butterfield (11/1 – 11/16)
2nd Division Brigadier General George Sykes
3rd Division Brigadier General Andrew A. Humphreys

Left Grand Division

Major General William B. Franklin

First Corps

Brigadier General John F. Reynolds (MG 11/29)
1st Division Brigadier General Abner Doubleday (MG 11/29)
2nd Division Brigadier General N. Taylor (to 11/5)
Brigadier General John Gibbon
3rd Division Brigadier General George Meade

Sixth Corps

Major General William F. Smith
1st Division Brigadier General W. T. H. Brooks
2nd Division Brigadier General Albion P. Howe
3rd Division Brigadier General John Newton

Reserve

Eleventh Corps

Major General Franz Sigel
1st Division Brigadier General Julius H. Stahel
2nd Division Brigadier General Adolph Von Steinwehr
3rd Division Brigadier General Carl Schurz

Twelfth Corps

Major General Henry W. Slocum
1st Division Brigadier General Alpheus Williams
2nd Division Brigadier General John W. Geary

Cavalry Division

Brigadier General Alfred Pleasonton
First Brigade Major Charles A. Whiting
Colonel John F. Farnsworth
8th Illinois Cavalry Regiment Major Lawrence Williams from 2 Brig. (below)
3rd Indiana Cavalry Regiment from 2 Brig. (below)
8th New York Cavalry Regiment from 5 Brig. (below)
5th United States Cavalry Regiment to Averill’s Brigade (below)
6th United States Cavalry Regiment to 2 Brig. (below)
Second Brigade Colonel John F. Farnsworth
Colonel David McM. Gregg
8th Illinois Cavalry Regiment to 1 Brig. (above)
3rd Indiana Cavalry Regiment to 1 Brig. (above)
1st Masachusetts Cavalry Regiment to Averill’s Brig. (below)
6th New York Cavalry Regiment from 9 Corps
8th Pennsylvania Cavalry Regiment
6th United States Cavalry Regiment from 1 Brig. (above)
Third Brigade Colonel Richard Rush
4th Pennsylvania Cavalry Regiment to Averill’s Brig. (below)
6th Pennsylvania Cavalry Regiment to HQ Left Grand Div.
9th New York Cavalry Regiment to 11th Corps Cavalry
Fifth Brigade Colonel Benjamin F. Davis

8th New York Cavalry Regiment

to 1 Brig. (above)
3rd Pennsylvania Cavalry Regiment to Averill’s Brig. (below)
Averill’s Brigade Brigadier General William W. Averill 
1st Masachusetts Cavalry Regiment
3rd Pennsylvania Cavalry Regiment
4th Pennsylvania Cavalry Regiment
5th United States Cavalry Regiment
1st Pennsylvania Cavalry Regiment
2nd United States Artillery, Batteries B&L from Horse Artillery (below)
Bayard’s Brigade Brigadier General George D. Bayard
1st Maine Cavalry Regiment Lt. Colonel Calvin R. Douty
1st New Jersey Cavalry Regiment Colonel Percy Wyndham
2nd New York Cavalry Regiment Colonel Judson Kilpatrick
10th New York Cavalry Regiment
1st Pennsylvania Cavalry Regiment Colonel Owen Jones
Orton’s District of Columbia Cavalry Co.
3rd United States Artillery, Batteries C&G from Horse Artillery (below)
Horse Artillery
2nd United States Artillery, Battery A
2nd United States Artillery, Batteries B&L to Averill’s Brig. (above)
2nd United States Artillery, Battery M
3rd United States Artillery, Batteries C&G to Bayard’s Brig. (above)