Military rank abbreviations used

• MG = Major General
  Major General
  Major general or major-general is a military rank used in many countries. It is derived from the older rank of sergeant major general. A major general is a high-ranking officer, normally subordinate to the rank of lieutenant general and senior to the ranks of brigadier and brigadier general...
  
  
• BG = Brigadier General
  Brigadier General
  Brigadier general is a senior rank in the armed forces. It is the lowest ranking general officer in some countries, usually sitting between the ranks of colonel and major general. When appointed to a field command, a brigadier general is typically in command of a brigade consisting of around 4,000...
  
  
• Col = Colonel
  Colonel
  Colonel , abbreviated Col or COL, is a military rank of a senior commissioned officer. It or a corresponding rank exists in most armies and in many air forces; the naval equivalent rank is generally "Captain". It is also used in some police forces and other paramilitary rank structures...
  
  
• Ltc = Lieutenant Colonel
  Lieutenant colonel
  Lieutenant colonel is a rank of commissioned officer in the armies and most marine forces and some air forces of the world, typically ranking above a major and below a colonel. The rank of lieutenant colonel is often shortened to simply "colonel" in conversation and in unofficial correspondence...
  
  
• Maj = Major
  Major
  Major is a rank of commissioned officer, with corresponding ranks existing in almost every military in the world.When used unhyphenated, in conjunction with no other indicator of rank, the term refers to the rank just senior to that of an Army captain and just below the rank of lieutenant colonel. ...
  
  
• Cpt = Captain
• Lt = Lieutenant
  Lieutenant
  A lieutenant is a junior commissioned officer in many nations' armed forces. Typically, the rank of lieutenant in naval usage, while still a junior officer rank, is senior to the army rank...
  
  
• Sgt = Sergeant
  Sergeant
  Sergeant is a rank used in some form by most militaries, police forces, and other uniformed organizations around the world. Its origins are the Latin serviens, "one who serves", through the French term Sergent....
  
  

General Staff and Headquarters

• Chief of Staff: MG Andrew A. Humphreys
  Andrew A. Humphreys
  Andrew Atkinson Humphreys , was a career United States Army officer, civil engineer, and a Union General in the American Civil War. He served in senior positions in the Army of the Potomac, including division command, chief of staff, and corps command, and was Chief Engineer of the U.S...
  
  
• Chief of Artillery: BG Henry J. Hunt
• Assistant Adjutant General: BG Seth Williams
  Seth Williams
  Seth Williams was an American military officer who served as assistant adjutant general of the Union's Army of the Potomac during the American Civil War.-Early life:...
  
  
• Chief Quartermaster: BG Rufus Ingalls
  Rufus Ingalls
  Rufus Ingalls was an American military general who served as the 16th Quartermaster General of the United States Army.-Early life and career:...
  
  

• Provost Marshal General: BG Marsena R. Patrick
  Marsena R. Patrick
  Marsena Rudolph Patrick was a college president and an officer in the United States Army, serving as a general in the Union volunteer forces during the American Civil War. He was the provost marshal for the Army of the Potomac in many of its campaigns.-Early life:Patrick was born in Hounsfield,...
  
  
  • 1st Maryland Cavalry : Maj Charles H. Russell
  • 80th New York (20th Militia): Ltc Jacob B. Hardenbergh
  • 93rd New York: Ltc Benjamin C. Butler
  • 1st US Cavalry
    U.S. 1st Cavalry Regiment
    The 1st Cavalry Regiment is a unit in the United States Army which has its antecedents in the early 19th Century in the formation of the United States Regiment of Dragoons. To this day, the unit's Special Designation is "First Regiment of Dragoons".-Origins:The "United States Regiment of Dragoons"...
    
     (squadron): Capt Isaac R. Dunkelberger

• Engineer Brigade: BG Henry W. Benham
  • 15th New York (battalion): Maj William A. Ketchum
  • 50th New York: Col William H. Pettes
  • U.S. Battalion: Capt George H. Mendell

• Ordnance Detachment: Lt Morris Schaff

• Guards and Orderlies
  • Oneida (New York) Cavalry: Capt Daniel P. Mann

• Signal Corps: Capt Lemuel B. Norton

I Corps

I Corps (ACW)

I Corps was the designation of three different corps-sized units in the Union Army during the American Civil War. The units served in the following armies:...

 

• MG John Newton
• Escort: 4th and 16th Pennsylvania Cavalry (detachments): Capt Robert A. Robinson

  Division	Brigade	Regiments and Others
  First Division:      BG Lysander Cutler Lysander Cutler Lysander Cutler was an American businessman, educator, politician, and a Union Army General during the American Civil War.-Early years:Cutler was born in Royalston, Massachusetts, the son of a farmer...	1st Brigade ("Iron Brigade Iron Brigade The Iron Brigade, also known as the Iron Brigade of the West or the Black Hat Brigade, was an infantry brigade in the Union Army of the Potomac during the American Civil War. Although it fought entirely in the Eastern Theater, it was composed of regiments from Western states... "):    Col William W. Robinson	19th Indiana 19th Indiana Volunteer Infantry Regiment The 19th Indiana Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. It was one of the original regiments in the Army of the Potomac's Iron Brigade.-Service:... : Col Samuel J. Williams 24th Michigan: Capt Albert M. Edwards 1st New York Sharpshooters (battalion): Cpt Joseph S. Arnold 2nd Wisconsin 2nd Wisconsin Volunteer Infantry Regiment The 2nd Regiment Wisconsin Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It spent most of the war as a member of the famous Iron Brigade of the Army of the Potomac.-Service:... : Ltc John Mansfield John Mansfield John Mansfield was the 15th Lieutenant Governor of California from 1880 to 1883. He also was an officer in the Union Army during the American Civil War, serving as the last colonel of the 2nd Wisconsin Volunteer Infantry Regiment of the famed Iron Brigade.Mansfield responded to President Abraham... 6th Wisconsin 6th Wisconsin Volunteer Infantry Regiment The 6th Regiment Wisconsin Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It spent most of the war as a member of the famous Iron Brigade in the Army of the Potomac.-Service:... : Col Edward S. Bragg Edward S. Bragg Edward Stuyvesant Bragg was a Democratic politician, lawyer and Union Army general from Wisconsin. He served in the U.S. House of Representatives from 1877 to 1883 and from 1885 to 1887 and subsequently served as a foreign diplomat.-Early life and career:Born in Unadilla, New York, Bragg attended... 7th Wisconsin 7th Wisconsin Volunteer Infantry Regiment The 7th Regiment Wisconsin Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It spent most of the war as a member of the famous Iron Brigade in the Army of the Potomac.-Service:... : Maj Mark Finnicum
  	2nd Brigade:    BG James C. Rice	7th Indiana 7th Regiment Indiana Infantry (3 years) The 7th Regiment Indiana Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.-Service:... : Col Ira G. Grover 76th New York: Ltc John E. Cook 84th New York ("14th Brooklyn Militia"): Col Edward B. Fowler 95th New York: Maj Edward Pye 147th New York: Maj George Harney 56th Pennsylvania: Col J. William Hofmann
  Second Division:      BG John C. Robinson John C. Robinson John Cleveland Robinson had a long and distinguished career in the United States Army, fighting in numerous wars and culminating his career as a Union Army brigadier general of volunteers and brevet major general of volunteers in the American Civil War. In 1866, President Andrew Johnson nominated...	1st Brigade:    Col Samuel H. Leonard	16th Maine 16th Maine Volunteer Infantry Regiment The 16th Regiment Maine Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It was particularly noted for its service during the 1863 Battle of Gettysburg.-Service:... : Ltc Augustus B. Farnham 13th Massachusetts 13th Regiment Massachusetts Volunteer Infantry The 13th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. It was formed on July 16, 1861 at Fort Independence in Boston, Massachusetts. Its original commander was Colonel Samuel H. Leonard.... : Ltc N. Walter Batchelder 39th Massachusetts: Col Phineas S. Davis 94th New York: Maj Samuel A. Moffett 104th New York: Col Gilbert G. Prey 107th Pennsylvania: Col Thomas F. McCoy
  	2nd Brigade:    BG Henry Baxter Henry Baxter Henry Baxter was a general in the Union Army during the American Civil War. At the Battle of Gettysburg, his brigade resisted a Confederate assault from parts of Maj. Gen. Robert E...	12th Massachusetts: Maj Benjamin F. Cook 83rd New York (9th Militia): Col Joseph A. Moesch 97th New York: Maj Charles Northrup 11th Pennsylvania: Col Richard Coulter Richard Coulter (general) Richard Coulter, Sr. was an American Civil War general in the Union Army, a businessman, and banker. During the Civil War he was colonel of the 11th Pennsylvania Infantry, often rising to brigade command upon the wounding of superior officers.-Early life and career:Richard Coulter, Sr... 88th Pennsylvania: Cpt John S. Steeple 90th Pennsylvania: Maj Alfred J. Sellers
  Third Division:      BG John R. Kenly	1st Brigade:    Col Chapman Biddle Chapman Biddle Chapman Biddle was a member of the prominent Biddle family of Philadelphia, Pennsylvania, who rose to fame as an officer in the Union Army in the American Civil War. He commanded a brigade of infantry at the Battle of Gettysburg.-Early life:Chapman Biddle was born in Pennsylvania on January 22,...	121st Pennsylvania: Ltc Alexander Biddle Alexander Biddle Alexander Biddle was an officer in the Union Army during the American Civil War.-Life:His father was Thomas A. Biddle , the son of American Revolutionary War soldier Clement Biddle .... 142nd Pennsylvania 142nd Pennsylvania Infantry The 142nd Pennsylvania Volunteer Infantry was a volunteer infantry regiment that fought in the Union Army during the American Civil War. The regiment primarily served in the Army of the Potomac in the Eastern Theater and was heavily engaged in the first day of fighting at Gettysburg.-History:The... : Ltc Alfred. B. McCalmont
  	2nd Brigade:    Col Langhorne Wister	143rd Pennsylvania: Col Edmund L. Dana 149th Pennsylvania: Ltc Walton Dwight 150th Pennsylvania: Maj Thomas Chamberlain
  	3rd Brigade:    Col Nathan T. Dushane	1st Maryland: Ltc John W. Wilson 4th Maryland: Col Richard N. Bowerman 7th Maryland 7th Regiment Maryland Volunteer Infantry The 7th Regiment Maryland Volunteer Infantry was a regiment that participated in the American Civil War. Edwin H. Webster was one of the regimental commanders. This regiment was inducted into service on May 15, 1861. After serving guard duty in the defenses of Washington, the regiment was sent... : Ltc Charles E. Phelps 8th Maryland: Col Andrew W. Denison
  	Artillery Brigade:    Col Charles S. Wainwright Charles S. Wainwright Charles Shiels Wainwright was a produce farmer in the state of New York and an artillery officer in the Union Army during the American Civil War. He played an important role in the defense of Cemetery Hill during the July 1863 Battle of Gettysburg, where his artillery helped repel a Confederate...	5th Maine Light 5th Maine Battery 5th Maine Battery was an artillery battery that served in the Union Army during the American Civil War.-Service:The 5th Maine Battery was organized in Augusta, Maine and mustered in for three years' service on December 4, 1861.... : Cpt Greenleaf T. Stevens Greenleaf T. Stevens Greenleaf T. Stevens commanded the 5th Maine Battery in the American Civil War. His battery is commemorated by a monument on Stevens' Knoll, named for him, on the Gettysburg Battlefield. It was among the first parts of the battlefield purchased for preservation.-Pre War:Greenleaf Thurlow Stevens... Maryland Light, Battery A: Capt James H. Rigby 1st New York Light, Batteries H: Capt Charles E. Mink 1st New York Light, Batteries E & L: Capt Gilbert H. Reynolds 1st Pennsylvania Light, Battery B: Capt James H. Cooper 4th US, Battery B: Lt James Stewart

II Corps

II Corps (ACW)

There were five corps in the Union Army designated as II Corps during the American Civil War.* Army of the Cumberland, II Corps commanded by Thomas L. Crittenden , later renumbered XX Corps...

 

• MG Gouverneur K. Warren
  Gouverneur K. Warren
  Gouverneur Kemble Warren was a civil engineer and prominent general in the Union Army during the American Civil War...
  
  
• Escort: 10th New York Cavalry, Company M and 13th Pennsylvania Cavalry, Company G: Lt Robert Brown

  Division	Brigade	Regiments and Others
  First Division:      BG John C. Caldwell John C. Caldwell John Curtis Caldwell was a teacher, a Union general in the American Civil War, and an American diplomat.-Early life:Caldwell was born in Lowell, Vermont...	1st Brigade:    Col Nelson A. Miles Nelson A. Miles Nelson Appleton Miles was a United States soldier who served in the American Civil War, Indian Wars, and the Spanish-American War.-Early life:Miles was born in Westminster, Massachusetts, on his family's farm...	26th Michigan: Col Judson S. Farrar 61st New York: Ltc K. Oscar Broady 81st Pennsylvania: Col H. Boyd McKeen H. Boyd McKeen H. Boyd McKeen led a regiment in the American Civil War, and he occasionally led a brigade before being killed at the Battle of Cold Harbor.... 140th Pennsylvania: Col John Fraser
  	2nd Brigade ("Irish Brigade Irish Brigade (US) The Irish Brigade was an infantry brigade, consisting predominantly of Irish Americans, that served in the Union Army in the American Civil War. The designation of the first regiment in the brigade, the 69th New York Infantry, or the "Fighting 69th", continued in later wars... "):    Col Patrick Kelly Patrick Kelly (Colonel) Patrick Kelly was an Irish-American Union Army officer during the American Civil War. He led the famed Irish Brigade at the Battle of Gettysburg.-Early life:...	28th Massachusetts 28th Massachusetts Infantry regiment The 28th Massachusetts Infantry regiment was the second primarily Irish American volunteer infantry regiment recruited in Massachusetts for service in the American Civil War. The regiment's motto was Faugh a Ballagh ... : Col Richard Byrnes 63rd New York: Capt Thomas Touhy 69th New York U.S. 69th Infantry Regiment The 69th Infantry Regiment is a military unit from New York City, part of the New York Army National Guard. It is known as the Fighting Sixty-Ninth, a name said to have been given to it by Robert E. Lee during the Civil War... : Capt Richard Moroney 88th New York: Capt Denis F. Burke 116th Pennsylvania 116th Pennsylvania Infantry The 116th Pennsylvania Infantry was a volunteer infantry regiment in the Union Army during the American Civil War. It formed a part of the Irish Brigade.-History:... : Capt Garrett Nowlen
  	3rd Brigade:    Col James A. Beaver James A. Beaver James Addams Beaver was an American politician who served as the 20th Governor of Pennsylvania from 1887 to 1891...	52nd New York: Ltc Charles G. Freudenberg 57th New York: Ltc Alford B. Chapman 66th New York: Ltc John S. Hammell 148th Pennsylvania: Ltc George A. Fairlamb
  	4th Brigade:    Col John R. Brooke John R. Brooke John Rutter Brooke was a major general in the United States Army during both the American Civil War and the Spanish American War...	2nd Delaware: Col William P. Baily 64th New York: Maj Leman W. Bradley 53rd Pennsylvania 53rd Pennsylvania Infantry The 53rd Pennsylvania Volunteer Infantry was a volunteer infantry regiment in the Union Army during the American Civil War.-Formation:The regiment was organized at Camp Curtin in Harrisburg, Pennsylvania, in the summer of 1861, with John R. Brooke, of Pottstown, Montgomery County, was commissioned... : Capt Archibald F. Jones 145th Pennsylvania: Col Hiram L. Brown
  Second Division:      BG Alexander S. Webb Alexander S. Webb Alexander Stewart Webb was a career United States Army officer and a Union general in the American Civil War who received the Medal of Honor for gallantry at the Battle of Gettysburg...	1st Brigade:    Col De Witt C. Baxter	19th Maine 19th Maine Volunteer Infantry Regiment The 19th Regiment Maine Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.-Service:19th Maine was organized at Bath, Maine and mustered into Federal service for a three year enlistment on August 25, 1862.... : Ltc Henry W. Cunningham 15th Massachusetts 15th Regiment Massachusetts Volunteer Infantry The 15th Massachusetts Volunteer Infantry Regiment was an infantry regiment that served from the State of Massachusetts during the American Civil War from 1861-1864. A part of the II Corps of the Army of the Potomac, the regiment was engaged in many battles from Ball's Bluff to Petersburg, and... : Ltc George C. Joslin 1st Minnesota 1st Minnesota Volunteer Infantry The 1st Regiment, Minnesota Volunteer Infantry was a volunteer infantry regiment that served in the Union Army during the American Civil War. It was noted in particular for its gallant service and heavy casualties at the Battle of Gettysburg.... : Maj Mark W. Downie 82nd New York (2nd Militia): Col Henry W. Hudson 152nd New York: Maj Timothy O'Brien
  	2nd Brigade "Philadelphia Brigade Philadelphia Brigade The Philadelphia Brigade was a Union Army brigade that served in the American Civil War. It was raised primarily in the city of Philadelphia, Pennsylvania, with the exception of the 106th regiment which contained men from Lycoming and Bradford counties.The brigade fought with the Army of the... ":    Col Arthur F. Devereux Arthur F. Devereux Arthur Forrester Devereux was a captain in the Massachusetts Volunteer Militia prior to the Civil War and a colonel in the Union Army during the Civil War. He is notable for his expertise and proficiency in the instruction of military drill...	69th Pennsylvania 69th Pennsylvania Infantry The 69th Pennsylvania Infantry was a volunteer regiment in the Union army during the American Civil War. Part of the famed Philadelphia Brigade, it played a key role defending against Pickett's Charge during the Battle of Gettysburg. Companies I and K wore a very americanized zouave uniform... : Maj James Duffie 71st Pennsylvania: Col Richard PennSmith 72nd Pennsylvania 72nd Pennsylvania Infantry The 72nd Pennsylvania Infantry was a volunteer infantry regiment which served in the Union Army during the American Civil War. It was part of the famous Philadelphia Brigade. They wore a very americanized zouave uniform... : Ltc Theodore Hesser 106th Pennsylvania 106th Pennsylvania Infantry The 106th Pennsylvania was a volunteer infantry regiment which served in the Union Army during the American Civil War... : Ltc William L. Curry
  	3rd Brigade:    Col Turner G. Morehead	19th Massachusetts: Maj Edmund Rice 20th Massachusetts: Ltc George N. Macy 7th Michigan: Col Norman J. Hall 42nd New York: Ltc William A. Lynch 59th New York: Capt Horace P. Rugg 1st Company (Andrew) Massachusetts Sharpshooters: Lt Samuel G. Gilbreth
  Third Division:      BG Alexander Hays Alexander Hays Alexander Hays was a Union Army general in the American Civil War, killed in the Battle of the Wilderness.-Early life and career:...	1st Brigade ("Gibraltar Brigade Gibraltar Brigade The "Gibraltar Brigade" was a famed infantry brigade within the Army of the Potomac during the American Civil War. Noted for its tenacity in combat, the brigade drew its nickname from the steadfastness of the Rock of Gibraltar... "):    Col Samuel S. Carroll Samuel S. Carroll Samuel Spriggs "Red" Carroll was a career officer in the United States Army who rose to the rank of brigadier general during the American Civil War...	14th Indiana 14th Indiana Infantry Regiment The 14th Indiana Infantry Regiment, otherwise known as the Gallant Fourteenth, was an Civil War infantry regiment. A part of the celebrated Gibraltar Brigade of the Army of the Potomac, the 14th helped secure Cemetery Hill during the Battle of Gettysburg in 1863.- Service :*The 14th Indiana was... : Col John Coons 4th Ohio 4th Ohio Infantry The 4th Regiment, Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater in a number of campaigns and battles, but perhaps is most noted for its actions in helping secure Cemetery Hill during the Battle of... : Maj Gordon A. Stewart 8th Ohio 8th Ohio Infantry The 8th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater in a number of campaigns and battles, but perhaps is most noted for its actions in helping repulse Pickett's Charge during the Battle of... : Ltc Franklin Sawyer 7th West Virginia 7th West Virginia Volunteer Infantry Regiment The 7th West Virginia Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. For much of the war, it was a part of the famed "Gibraltar Brigade" in the Army of the Potomac...  (battalion): Ltc Jonathan H. Lockwood
  	2nd Brigade:    Col Thomas A. Smyth	14th Connecticut 14th Connecticut Infantry The 14th Connecticut Infantry was an infantry regiment that participated in the American Civil War. It participated in the Battle of Gettysburg, helping to repulse the Confederate attack on the third day known as Pickett's Charge.... : Col Theodore G. Ellis 1st Delaware: Ltc Daniel Woodall 12th New Jersey: Col J. Howard Willets 10th New York (battalion): Maj George F. Hopper 108th New York: Col Charles J. Powers
  	3rd Brigade:    BG Joshua T. Owen Joshua T. Owen Joshua Thomas Owen was an educator, politician, and soldier from Pennsylvania who served as a Union brigadier general during the American Civil War. He commanded the famed Philadelphia Brigade for part of the war, but was relieved of duty for alleged cowardice during battle.-Early life and...	39th New York: Maj Hugo Hildebrandt 111th New York: Col Clinton D. MacDougall 125th New York 125th New York Volunteer Infantry Regiment The 125th New York Volunteer Infantry Regiment was a volunteer regiment from Rensselaer County, New York, during the American Civil War. Formed during the summer of 1862, the unit was officially mustered into United States Service on 27–29 August 1862, by Col. George L. Willard. He had seen... : Col Levin Crandell 126th New York: Col James M. Bull
  	Artillery Brigade:    Ltc J. Albert Monroe	1st New York Light, Battery G: Cpt Nelson Ames Pennsylvania Light, Battery C: Cpt James Thompson Pennsylvania Light, Battery F: Lt James Stephenson 1st Pennsylvania Light, Batteries F and G: Lt Beldin Spence 1st Rhode Island Light, Battery A Battery A, 1st Rhode Island Light Artillery Battery A, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment on June 6, 1861 under the command of Captain William H... : Cpt William A. Arnold 1st Rhode Island Light, Battery B Battery B, 1st Rhode Island Light Artillery Battery B, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment on August 18, 1861 under the command of Captain Thomas F... : Cpt Thomas Frederick Brown 5th US, Battery C: Lt Richard Metcalf

III Corps

III Corps (ACW)

There were four formations in the Union Army designated as III Corps during the American Civil War.Three were short-lived:*In the Army of Virginia:**Irvin McDowell ;**James B...

 

• MG William H. French
  William H. French
  William Henry French was a career United States Army officer and a Union Army General in the American Civil War. He rose to temporarily command a corps within the Army of the Potomac, but was relieved of active field duty following poor performance during the Mine Run Campaign in late 1863.-Early...
  
  

  Division	Brigade	Regiments and Others
  First Division:      MG David B. Birney David B. Birney David Bell Birney was a businessman, lawyer, and a Union General in the American Civil War.-Early life:Birney was born in Huntsville, Alabama, the son of an abolitionist from Kentucky, James G. Birney. The Birney family returned to Kentucky in 1833, and James Birney freed his slaves...	1st Brigade:    Col Charles H. T. Collis	57th Pennsylvania: Col Peter Sides, 63rd Pennsylvania: Maj John A. Danks, 105th Pennsylvania: Col Calvin A. Craig 110th Pennsylvania: Maj Levi B. Duff 114th Pennsylvania ("Collis' Zouaves"): Maj Edward R. Bowen 141st Pennsylvania 141st Pennsylvania Infantry The 141st Pennsylvania Volunteer Infantry was a volunteer infantry regiment that fought in the Union Army during the American Civil War. The regiment served in the Army of the Potomac in the Eastern Theater and was heavily engaged in the second day of fighting at the Peach Orchard outside of... : Col Henry J. Madill
  	2nd Brigade:    BG John H. H. Ward	3rd Maine 3rd Maine Volunteer Infantry Regiment The 3rd Maine Volunteer Infantry Regiment was mustered in at Augusta, Maine for three year's service on June 4, 1861 and were mustered out on June 28, 1864. Veterans who had re-enlisted and those recruits still liable to serve were transferred to 17th Maine Volunteer Infantry Regiment.-Casualties... : Col Moses B. Lakeman 4th Maine 4th Maine Volunteer Infantry Regiment The 4th Maine Volunteer Infantry Regiment was assembled in Rockland, Maine on By May 20th, 1861 with Colonel Hiram G. Berry as it's commanding officer. He received four Knox County companies, one from Searsport, Winterport, Wiscasset, and Damariscotta, and two from Belfast. In all, 1,085 men,... : Col Elijah Walker 20th Indiana: Col William C. L. Taylor 86th New York: Maj Michael B. Stafford 124th New York 124th New York Volunteer Infantry Regiment The 124th New York Volunteer Infantry Regiment, commonly known as the Orange Blossoms, was a volunteer regiment from Orange County, New York, during the American Civil War. Formed in Goshen during the summer of 1862, The unit was officially mustered into United States Service on September 5, 1862,... : Ltc Francis M. Cummins 99th Pennsylvania: Col Asher S. Leidy 2nd US Sharpshooters: Ltc Homer R. Stoughton
  	3rd Brigade:    Col P. Régis de Trobriand Régis de Trobriand Philippe Régis Denis de Keredern de Trobriand was a French aristocrat, lawyer, poet, and novelist who emigrated at a young age to the United States...	17th Maine 17th Maine Volunteer Infantry Regiment The 17th Maine Volunteer Infantry Regiment was mustered in at Cape Elizabeth, Maine for three year's service on August 18, 1862 and were mustered out on June 10, 1865. Recruits still liable to serve were transferred to 1st Maine Volunteer Heavy Artillery Regiment.-Casualties and total strength:The... : Col George W. West 3rd Michigan: Col Byron R. Pierce 5th Michigan: Ltc John Pulford 40th New York: Ltc Augustus J. Warner 68th Pennsylvania: Ltc Jacob W. Greenawalt 1st US Sharpshooters: Ltc Casper Trepp
  Second Division:    BG Henry Prince	1st Brigade:    Col William E. Blaisdell William E. Blaisdell William E. Blaisdell was an enlisted man in the Regular Army of the United States prior to and during the Mexican-American War. After Mexican War, he returned to civilian life as an inspector in the Boston Customs House...	1st Massachusetts 1st Regiment Massachusetts Volunteer Infantry The 1st Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War.Organized at "Camp Ellsworth" in Cambridge, Massachusetts, the regiment was made up partly of companies that had belonged to the 1st Regiment Massachusetts Volunteer Militia, a... : Col Napoleon B. McLaughlen 11th Massachusetts 11th Regiment Massachusetts Volunteer Infantry The 11th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. Organized in Boston in May 1861, the 11th Massachusetts was made up mostly of men from Boston, but also from Charlestown and Dorchester... : Ltc Porter D. Tripp 16th Massachusetts: Ltc Waldo Merriam 11th New Jersey: Col Robert McAllister 26th Pennsylvania: Ltc Robert L. Bodine 84th Pennsylvania: Ltc Milton Opp
  	2nd Brigade ("Excelsior Brigade Excelsior Brigade The Excelsior Brigade was a military unit in the Union Army during the American Civil War. Comprising primarily infantry regiments raised in the state of New York primarily by former U.S... "):    Col William R. Brewster William R. Brewster William Root Brewster was an officer in the Union Army during the American Civil War who commanded a regiment in the famed Excelsior Brigade of the Army of the Potomac...	70th New York 70th New York Volunteer Infantry Regiment The 70th New York Volunteer Infantry Regiment was an infantry regiment of Union Army in the American Civil War. The unit served in the Excelsior Brigade in several battles, including Antietam, Chancellorsville, Gettysburg, and the Overland Campaign.-Service:... : Col J. Egbert Farnum 71st New York 71st Infantry Regiment (New York) The 71st Infantry Regiment is an organization of the New York State Guard. Formerly, the 71st Infantry was a regiment of the New York State Militia and then the Army National Guard from 1850 to 1993.-Foundation:... : Col Henry L. Potter 72nd New York: Ltc John Leonard 73rd New York 73rd New York Volunteer Infantry Regiment The 73rd New York Volunteer Infantry Regiment was an infantry regiment of Union Army in the American Civil War. The regiment was organized in New York City in May 1861 as a Zouave regiment, known for its unusual dress and drill style... : Ltc Michael W. Burns 74th New York: Maj Henry M. Alles 120th New York: Maj John R. Tappen
  	3rd Brigade:    BG Gershom Mott Gershom Mott Gershom Mott was a United States Army officer and a General in the Union Army, a commander in the Eastern Theater of the American Civil War.-Early life:...	5th New Jersey: Col William J. Sewell 6th New Jersey 6th New Jersey Volunteer Infantry The 6th New Jersey Volunteer Infantry was regiment of infantry from New Jersey that served in the Army of the Potomac during the American Civil War.-Service:... : Col George C. Burling George C. Burling George Childs Burling was a United States Union Army officer during the American Civil War, serving mostly as colonel and commander of the 6th New Jersey Volunteer Infantry. Burling was born in Burlington County, New Jersey, raised on his father's farm and educated at a private school in... 7th New Jersey: Maj Frederick Cooper 8th New Jersey: Col John Ramsey 115th Pennsylvania: Ltc John P. Dunne
  Third Division:      BG Joseph B. Carr Joseph Bradford Carr Joseph Bradford Carr was a general in the Union Army during the American Civil War.-Early life:Carr was born in Albany, New York, the son of Irish immigrants, and worked as a tobacconist...	1st Brigade:    BG William H. Morris	14th New Jersey 14th New Jersey Volunteer Infantry The 14th New Jersey Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 14th New Jersey Infantry was organized at Camp Vredenburgh near Freehold, New Jersey and mustered in for three years service on August 26, 1862 under the command of Colonel... : Col William Snyder Truex William S. Truex William S. Truex was a colonel in the Union Army during the American Civil War. He led a brigade of Union soldiers against the Confederate Army at the Battle of Cold Harbor.... 151st New York 151st New York Volunteer Infantry The 151st New York Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 151st New York Infantry was organized at Lockport, New York and mustered in for three years service on October 22, 1862 under the command of Colonel William Emerson.The... : Ltc Erwin A. Bowen 10th Vermont: Col Albert B. Jewett
  	2nd Brigade:    Col Joseph W. Keifer J. Warren Keifer Joseph Warren Keifer was a brigadier general in the Union Army during the American Civil War and a prominent U.S. politician during the 1880s. He served in the United States House of Representatives as a Republican from Ohio from 1877 to 1885 and from 1905 to 1911...	6th Maryland: Col John Watt Horn 110th Ohio 110th Ohio Infantry The 110th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 110th Ohio Infantry was organized at Camp Piqua in Piqua, Ohio and mustered in for three years service on October 3, 1862 under the command of Colonel Joseph Warren Keifer.The... : Ltc William N. Foster 122d Ohio: Col William H. Ball 138th Pennsylvania 138th Pennsylvania Infantry The 138th Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.-Service:The 138th Pennsylvania Infantry was organized at Harrisburg, Pennsylvania and mustered in for a three year enlistment on August 16, 1862 under the command of... : Col Matthew R. McClennan
  	3rd Brigade:    Col Benjamin F. Smith	106th New York 106th New York Volunteer Infantry The 106th New York Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:... : Ltc Charles Townsend 126th Ohio 126th Ohio Infantry The 126th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 126th Ohio Infantry was organized at Camp Steubenville in Steubenville, Ohio and mustered in for three years service on September 4, 1862 under the command of Colonel Benjamin F... : Maj Aaron W. Ebright 67th Pennsylvania: Col J. F. Staunton 87th Pennsylvania 87th Pennsylvania Infantry The 87th Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.-Service:The 87th Pennsylvania Infantry was organized at York, Pennsylvania and mustered in for a three year enlistment in September 1861 under the command of Colonel George... : Ltc James A. Stahle
  	Artillery Brigade:    Cpt George E. Randolph	4th Battery Maine Light 4th Maine Battery 4th Maine Battery was an artillery battery that served in the Union Army during the American Civil War.-Service:The 4th Maine Battery was organized in Augusta, Maine and mustered in for three years' service on December 21, 1861.... : Cpt O'Neil W. Robinson, Jr. 10th Massachusetts Light Battery: Cpt J. Henry Slepper 1st Battery New Hampshire Light 1st New Hampshire Light Battery 1st New Hampshire Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The 1st New Hampshire Artillery was organized in Manchester, New Hampshire and mustered in September 21, 1861 for three years service under Captain George A. Gerrish.The... : Cpt Frederick M. Edgell 1st New Jersey Light, Battery B: Cpt A. Judson Clark 1st New York Light, Battery D: Cpt George B. Winslow 12th Battery New York Light: Lt George K. Dauchy 1st Rhode Island Light, Battery E Battery E, 1st Rhode Island Light Artillery Battery E, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment on September 23, 1861 under the command of Captain George E... : Lt John K. Bucklyn 4th US, Battery K: Lt John W. Roder

V Corps

V Corps (ACW)

The V Corps was a unit of the Union Army of the Potomac during the American Civil War.-1862:The corps was first organized briefly under Nathaniel P. Banks, but then permanently on May 18, 1862, designated as the "V Corps Provisional"...

 

• MG George Sykes
  George Sykes
  George Sykes was a career United States Army officer and a Union General during the American Civil War.-Early life:...
  
  
• Provost Guard: 12th New York, Companies D and E: Capt Henry W. Rider

  Division	Brigade	Regiments and Others
  First Division:      BG Joseph J. Bartlett Joseph J. Bartlett Joseph Jackson Bartlett was a New York attorney, brigadier general in the Union Army during the American Civil War, and postbellum international diplomat and pensions administrator for the United States Government. He was chosen to receive the stacked arms of General Robert E...	1st Brigade:    Col William S. Tilton William S. Tilton William Stowell Tilton was an American businessman and soldier who led a regiment, and occasionally a brigade, in the Army of the Potomac during the American Civil War...	18th Massachusetts 18th Regiment Massachusetts Volunteer Infantry -External links:**... : Ltc William B. White 22nd Massachusetts: Ltc Thomas Sherwin, Jr 1st Michigan: Ltc William A. Throop 118th Pennsylvania: Maj Henry O'Neill
  	2nd Brigade:    Col Jacob B. Sweitzer Jacob B. Sweitzer Jacob Bowman Sweitzer was a Pennsylvania lawyer and soldier who commanded a regiment and then a brigade in the Army of the Potomac in the American Civil War...	9th Massachusetts: Col Patrick R. Guiney Patrick Robert Guiney Patrick Robert Guiney was an American Civil War soldier.-Early life and career:... 32nd Massachusetts 32nd Regiment Massachusetts Volunteer Infantry The 32nd Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. The nucleus of the regiment was a battalion of six companies raised in September 1861 to garrison Fort Warren, the largest fortification in Boston harbor... : Col George L. Prescott 4th Michigan: Ltc George W. Lumbard 62nd Pennsylvania: Ltc James C. Hull
  	3rd Brigade:    Col Joseph Hayes	20th Maine 20th Maine Volunteer Infantry Regiment The 20th Maine Volunteer Infantry Regiment was a combat unit of the United States Army during the American Civil War, most famous for its defense of Little Round Top at the Battle of Gettysburg, July 1863.-Organization:... : Maj Ellis Spear 16th Michigan: Capt George H. Swan 44th New York: Ltc Freeman Conner 83rd Pennsylvania: Maj William H. Lamont
  Second Division:      BG Romeyn B. Ayres Romeyn B. Ayres Romeyn Beck Ayres was a Union Army general in the American Civil War.-Early life:Ayres was born at East Creek, New York, along the Mohawk River in Montgomery County. He was the son of a small-town doctor who urged all of his sons into professional careers...	1st Brigade:    Col Sidney Burbank Sidney Burbank Sidney Burbank served as an officer in the regular army before and during the American Civil War. For a time he led a brigade in the Army of the Potomac.-Pre War:...	2nd US (6 companies): Capt Samuel A. McKee 3rd US (6 companies): Capt Richard G Lay 11th US: Maj Jonathan W. Gordon 12th US: Maj Luther B. Bruen 14th US U.S. 14th Infantry Regiment The 14th Infantry Regiment is a United States Army light infantry regiment, known as the Golden Dragons. It has been active in every major conflict since its creation, except World War I, including the American Civil War, Boxer Rebellion, World War II, Korean War, Vietnam War, Operation Desert... : Capt Edward Mck. Hudson 17th US: Ltc James D. Greene
  	3rd Brigade:    BG Kenner Garrard Kenner Garrard Kenner Garrard was a brigadier general in the Union Army during the American Civil War. A member of one of Ohio's most prominent military families, he performed well at the Battle of Gettysburg, and then led a cavalry division in the army of Major General William T. Sherman during the Atlanta...	140th New York: Col George Ryan 146th New York 146th New York Volunteer Infantry Regiment The 146th New York Volunteer Infantry Regiment, nicknamed Garrard's Tigers, was a Federal regiment mustered on October 10, 1862, and was mustered out on July 16, 1865. The regiment was raised and organized in Utica New york, and was known as the 5th Oneida Regiment...  (Zouaves): Col David T. Jenkins 91st Pennsylvania: Col Edgar M. Gregory 155th Pennsylvania: Ltc Alfred L. Pearson
  Third Division:      BG Samuel W. Crawford Samuel W. Crawford Samuel Wylie Crawford was a United States Army surgeon and a Union general in the American Civil War.-Early life:...	1st Brigade:    Col William McCandless William McCandless William McCandless was an officer in the Union Army during the American Civil War, commanding a regiment and then a brigade in the Pennsylvania Reserve Division.-Biography:...	1st Pennsylvania Reserves: Col William C. Talley 2nd Pennsylvania Reserves: Ltc Patrick C. Donough 6th Pennsylvania Reserves: Col Wellington H. Ent 13th Pennsylvania Reserves: Maj William R. Hartshorne
  	3rd Brigade:    Col Martin D. Hardin	5th Pennsylvania Reserves: Ltc George Dare 9th Pennsylvania Reserves: Maj Charles Barnes 10th Pennsylvania Reserves: Ltc James B. Knox 11th Pennsylvania Reserves: Col Samuel M. Jackson 12th Pennsylvania Reserves : Ltc Richard Gustin
  	Artillery Brigade:    Cpt Augustus P. Martin	3rd Battery Massachusetts Light: Lt Aaron F. Walcott 5th Battery Massachusetts Light: Capt charles A. Phillips 1st New York Light, Battery C: Cpt Almont Barnes 1st Ohio Light, Battery L Battery L, 1st Ohio Light Artillery Battery L, 1st Ohio Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Portsmouth, Ohio October 8, 1861 and mustered in at Camp Dennison near Cincinnati, Ohio for a three year enlistment on January 20, 1862... : Capt Frank C. Gibbs 3rd US, Batteries F and K: Lt George F. Barstow 5th US, Battery D: Lt Benjamin F. Rittenhouse Benjamin F. Rittenhouse Benjamin Franklin Rittenhouse was a U.S. Army 1st lieutenant during the American Civil War.-Early life:...

VI Corps

VI Corps (ACW)

The VI Corps was a corps of the Union Army during the American Civil War.-Formation:The corps was organized as the Sixth Provisional Corps on May 18, 1862, by uniting Maj. Gen. William B. Franklin's Division, which had just arrived on the Virginia Peninsula, with Maj. Gen. William F. Smith's...

 

• MG John Sedgwick
  John Sedgwick
  John Sedgwick was a teacher, a career military officer, and a Union Army general in the American Civil War. He was the highest ranking Union casualty in the Civil War, killed by a sniper at the Battle of Spotsylvania Court House.-Early life:Sedgwick was born in the Litchfield Hills town of...
  
  
• Escort: 1st Vermont Cavalry (detachment): Capt Andrew J. Grover

  Division	Brigade	Regiments and Others
  First Division:      BG Horatio G. Wright	1st Brigade (First New Jersey Brigade First New Jersey Brigade The First New Jersey Brigade is the common name for an American Civil War brigade of New Jersey infantry regiments in the Union Army of the Potomac... ):    BG Alfred T. A. Torbert Alfred Thomas Torbert Alfred Thomas Archimedes Torbert was a career United States Army officer, a Union Army General commanding both infantry and cavalry forces in the American Civil War, and a U.S. diplomat.-Early life:...	1st New Jersey 1st New Jersey Volunteer Infantry The 1st New Jersey Volunteer Infantry was an American Civil War Union Army regiment of infantry from New Jersey that served in the Army of the Potomac.... : Ltc William Henry, Jr. 2nd New Jersey: Col. Samuel L. Buck 3rd New Jersey 3rd New Jersey Volunteer Infantry The 3rd New Jersey Volunteer Infantry was an American Civil War Union Army regiment of infantry from New Jersey that served in the Army of the Potomac.... : Col Henry W. Brown 4th New Jersey: Ltc Edward L. Campbell 15th New Jersey 15th New Jersey Volunteer Infantry The 15th New Jersey Volunteer Infantry was an American Civil War infantry regiment from New Jersey that served from September 1862 through 1865 in the Union Army.The Fifteenth Regiment was organized at Flemington, New Jersey in July and August 1862... : Col William H. Penrose
  	2nd Brigade:    Col Emory Upton Emory Upton Emory Upton was a United States Army General and military strategist, prominent for his role in leading infantry to attack entrenched positions successfully at the Battle of Spotsylvania Court House during the American Civil War, but he also excelled at artillery and cavalry assignments...	5th Maine 5th Maine Volunteer Infantry Regiment The 5th Maine Volunteer Infantry Regiment was an infantry regiment of the Union Army during the American Civil War.-Service:The regiment, organized in May 1861, was mustered in at Portland, Maine on 24 June 1861 for three years' service... : Col Clark S. Edwards 121st New York: Maj Andrew E. Mather 95th Pennsylvania: Ltc Edward Carroll 96th Pennsylvania: Capt James Russell
  	3rd Brigade:    Col Peter C. Ellmaker	6th Maine 6th Maine Volunteer Infantry Regiment The 6th Maine Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.-Service:The 6th Maine Infantry was organized in Portland, Maine and mustered in for a three year enlistment on July 15, 1861.... : Maj George Fuller 49th Pennsylvania: Ltc Thomas M. Hulings 119th Pennsylvania: Ltc Gideon Clark 5th Wisconsin 5th Wisconsin Volunteer Infantry Regiment The 5th Wisconsin was an infantry regiment that served in the Union Army during the American Civil War.-Service:The 5th Infantry was assembled at Camp Randall, in Madison on July 12, 1861. It left Wisconsin for Washington, D.C. on July 24, 1861. During the war it moved through Virginia, Maryland,... : Ltc Theodore B. Catlin
  Second Division:      BG Albion P. Howe Albion P. Howe Albion Parris Howe was a Union Army general in the American Civil War. Howe's contentious relationships with superior officers in the Army of the Potomac eventually led to his being deprived of division command....	2nd Brigade ("Vermont Brigade"):    Col Lewis A. Grant Lewis A. Grant Lewis Addison Grant was a teacher, lawyer, soldier in the Union Army during the American Civil War, and later Assistant U.S. Secretary of War...	2nd Vermont 2nd Vermont Infantry The 2nd Regiment, Vermont Volunteer Infantry was a three year' infantry regiment in the Union Army during the American Civil War. It served in the eastern theater, predominantly in the VI Corps, Army of the Potomac, from June 1861 to July 1865... : Col James H. Walbridge 3rd Vermont 3rd Vermont Infantry The 3rd Regiment, Vermont Volunteer Infantry was a three-years infantry regiment in the Union Army during the American Civil War. It served in the eastern theater, predominantly in the VI Corps, Army of the Potomac, from July 1861 to July 1865... : Col Thomas O. Seaver Thomas O. Seaver Thomas Orville Seaver rose to the rank of Colonel in the U.S. Army during the American Civil War and received the Medal of Honor, America's highest military decoration, for his actions at the Battle of Spotsylvania Court House... 4th Vermont 4th Vermont Infantry The 4th Regiment, Vermont Volunteer Infantry was a three year' infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater, predominantly in the VI Corps, Army of the Potomac, from September 1861 to July 1865... : Ltc George P. Foster 5th Vermont 5th Vermont Infantry The 5th Regiment, Vermont Volunteer Infantry was a three years' infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater, predominantly in the VI Corps, Army of the Potomac, from September 1861 to June 1865. It was a member of the Vermont Brigade.The... : Maj Charles P. Dudley 6th Vermont 6th Vermont Infantry The 6th Regiment, Vermont Volunteer Infantry was a three years' infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater, predominantly in the VI Corps, Army of the Potomac, from October 1861 to June 1865. It was a member of the Vermont Brigade.The... : Col Elisha L. Barney
  	3rd Brigade:    BG Thomas H. Neill Thomas H. Neill Thomas Hewson Neill, a native of Pennsylvania, became a general in the American Civil War, serving in the Army of the Potomac in some of its most important campaigns.-Birth and early years:Neill was born in Philadelphia, Pennsylvania on April 9, 1826...	7th Maine 7th Maine Volunteer Infantry Regiment The 7th Regiment Maine Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It participated in most of the campaigns and battles of the Army of the Potomac in the Eastern Theater.-Service:... : Col Edwin C. Mason 43rd New York: Col Benjamin F. Baker 49th New York: Col Daniel D. Bidwell Daniel D. Bidwell Daniel Davidson Bidwell was a civic leader in Buffalo, New York, before the outbreak of the American Civil War. He enlisted early in the war and then was appointed colonel of a regiment of infantry... 77th New York: Ltc Winsor B. French 61st Pennsylvania: Ltc George F. Smith
  Third Division:      BG Henry D. Terry	1st Brigade:    BG Alexander Shaler Alexander Shaler Alexander Shaler was a Union Army general in the American Civil War. He received the United States military's highest decoration, the Medal of Honor, for his actions at the Second Battle of Fredericksburg...	65th New York: Col Joseph E. Hamblin 67th New York: Col Nelson Cross 122nd New York: Ltc Augustus Wade Dwight Augustus Wade Dwight Augustus Wade Dwight was a lawyer who became an officer in the American Civil War. He served in 21 battles and was wounded three times, the last wound being fatal.-Life:... 23rd Pennsylvania 23rd Pennsylvania Volunteer Infantry The 23rd Pennsylvania Volunteer Infantry was an infantry regiment that fought in the Union Army during the American Civil War. Known for its colorful uniforms based upon the popular French Zouave style, the regiment served in the Eastern Theater.-History:... : Col John Ely 82nd Pennsylvania: Col Isaac C. Bassett
  	2nd Brigade:    BG Henry L. Eustis Henry L. Eustis Henry Lawrence Eustis was a civil engineer, college professor, and soldier who served as a general in the Union Army during the American Civil War.-Early life and career:...	7th Massachusetts 7th Regiment Massachusetts Volunteer Infantry The 7th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. It was formed on June 15, 1861 in Taunton. Its original commander was Colonel Darius N... : Col Thomas D. Johns 10th Massachusetts 10th Regiment Massachusetts Volunteer Infantry The 10th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War.Organized at Hampden Park in Springfield, Massachusetts in the early summer of 1861 and consisting mostly of men from western Massachusetts, the regiment was mustered in on... : Ltc Joseph B. Parsons 37th Massachusetts: Col Oliver Edwards Oliver Edwards Oliver Edwards was a machine company executive, an inventor, and a volunteer officer in the Union Army during the American Civil War.... 2nd Rhode Island: Col Horatio Rogers, Jr
  	3rd Brigade:    BG Frank Wheaton Frank Wheaton Frank Wheaton was a career military officer in the United States Army during the American Civil War and Indian Wars.-Early life and career:...	62nd New York: Col David J. Nevin 93rd Pennsylvania: Maj John I. Nevin 98th Pennsylvania: Col John F. Ballier 102nd Pennsylvania: Col John W. Patterson 139th Pennsylvania 139th Pennsylvania Infantry The 139th Pennsylvania was an infantry regiment in the Union Army during the American Civil War.-History:The 139th was formed at Camp Howe, near Pittsburgh, on September 1, 1862. Frederick H. Collier was the first colonel... : Ltc William H. Moody
  	Artillery Brigade:    Col Charles H. Tompkins	1st Massachusetts Light, Battery A: Cpt William H. McCartney 1st Battery New York Light: Cpt Andrew Cowan Andrew Cowan (artillerist) Andrew Cowan served as a Union artillerist in the American Civil War. He distinguished himself at the Battle of Gettysburg and the Battle of Sayler's Creek.-Pre-War:... 3rd Battery New York Light: Cpt William A. Harn 1st Rhode Island, Battery C Battery C, 1st Rhode Island Light Artillery Battery C, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment on August 25, 1861 under the command of Captain William B.... : Cpt Richard Waterman 1st Rhode Island, Battery G Battery G, 1st Rhode Island Light Artillery Battery G, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment in December 1861 under the command of Captain Charles D.... : Cpt George W. Adams 4th US, Battery C: Lt Charles L. Fitzhugh 5th US, Battery F: Lt Leonard Martin 5th US, Battery M: Cpt James McKnight

Cavalry Corps

Cavalry Corps (ACW)

Two corps of the Union Army were called Cavalry Corps during the American Civil War. One served with the Army of the Potomac; the other served in the various armies of the West.- Overview :...

 

• MG Alfred Pleasonton
  Alfred Pleasonton
  Alfred Pleasonton was a United States Army officer and General of Union cavalry during the American Civil War. He commanded the Cavalry Corps of the Army of the Potomac during the Gettysburg Campaign, including the largest predominantly cavalry battle of the war, Brandy Station...
  
  
• Headquarters Guard: 6th US
  U.S. 6th Cavalry Regiment
  The 6th Cavalry is a historic regiment of the United States Army that began as a regiment of cavalry in the American Civil War. It currently is organized into aviation squadrons that are assigned to several different combat aviation brigades.-Civil War:The 6th U.S...
  
  : Maj Robert M. Morris

  Division	Brigade	Regiments and Others
  First Division:      BG John Buford John Buford John Buford, Jr. was a Union cavalry officer during the American Civil War, with a prominent role at the start of the Battle of Gettysburg.-Early years:...	1st Brigade:    Col George H. Chapman	8th Illinois: Maj John L. Beveridge 3rd Indiana: Maj William S. McClure 8th New York: Maj William H. Benjamin
  	2nd Brigade:    Col Thomas Devin Thomas Devin Thomas Casimer Devin was an United States Army officer and general. He commanded Union cavalry during the American Civil War and during the Indian Wars.-Early life:...	4th New York: Ltc Augustus Pruyn 6th New York: Maj William E. Beardsley 9th New York: Ltc George S. Nichols 17th Pennsylvania: Col Josiah H. Kellogg 3rd West Virginia 3rd West Virginia Volunteer Cavalry Regiment The 3rd West Virginia Volunteer Cavalry Regiment was a cavalry regiment that served in the Union Army during the American Civil War.-Service:The 3rd West Virginia Cavalry was organized in western Virginia between December, 1861...  (Companies A&C): Maj Seymour B. Conger
  	Reserve Brigade:    BG Wesley Merritt Wesley Merritt Wesley Merritt was a general in the United States Army during the American Civil War and the Spanish-American War. He is noted for distinguished service in the cavalry.-Early life:...	19th New York (1st Dragoons): Maj Rufus Scott 6th Pennsylvania 6th Pennsylvania Cavalry The 6th Pennsylvania Cavalry was a Union cavalry regiment during the American Civil War. They were known for their early use of 15-foot lances, and were called "Rush's Lancers."-History:... : Maj Henry C. Whelam 1st US U.S. 1st Cavalry Regiment The 1st Cavalry Regiment is a unit in the United States Army which has its antecedents in the early 19th Century in the formation of the United States Regiment of Dragoons. To this day, the unit's Special Designation is "First Regiment of Dragoons".-Origins:The "United States Regiment of Dragoons"... : Capt Marcus A. Reno 2nd US: Capt George A. Gordon 5th US U.S. 5th Cavalry Regiment The 5th Cavalry Regiment is a historical unit of the United States Army that began its service in the decade prior to the American Civil War and continues in modified organizational format in the U.S. Army.-Nineteenth century:... : Capt Abraham K. Arnold
  Second Division:      BG David McM. Gregg	1st Brigade:    Col John P. Taylor	1st Massachusetts: Col Horace B. Sargent 1st New Jersey: Col Percy Wyndham 6th Ohio: Ltc William Stedman 1st Pennsylvania: Ltc David Gardner 3rd Pennsylvania: Col John B. McIntosh 1st Rhode Island: Ltc John L. Thompson
  	2nd Brigade:    Col J. Irvin Gregg	1st Maine 1st Maine Volunteer Cavalry Regiment The 1st Maine Volunteer Cavalry Regiment was one of the Maine units used during the American Civil War.- History :Organized in Augusta, Maine on October 31, 1861 for three years... : Col Charles H. Smith 10th New York: Maj Theodore H. Weed 2nd Pennsylvania: Ltc Joseph P. Brinton 4th Pennsylvania: Maj George H. Covode 8th Pennsylvania: Col Pennock Huey 13th Pennsylvania: Maj Michael Kerwin 16th Pennsylvania: Maj Seth T. Kennedy
  Third Division:      BG George A. Custer	1st Brigade:    BG Henry E. Davies, Jr.	2nd New York: Ltc Otto Harhaus 5th New York: Maj John Hammond 18th Pennsylvania: Col Timothy M. Bryan jr. 1st West Virginia 1st West Virginia Volunteer Cavalry Regiment The 1st West Virginia Volunteer Cavalry Regiment was a cavalry regiment that served in the Union Army during the American Civil War.-Service:The 1st West Virginia Cavalry was organized at Wheeling, Clarksburg, and Morgantown in western Virginia between July 10 and November 25, 1861.An analysis of...  (10 companies): Maj Harvey Farabee
  	2nd Brigade ("Michigan Brigade Michigan Brigade The Michigan Brigade, sometimes called the Wolverines, the Michigan Cavalry Brigade or Custer's Brigade, was a brigade of cavalry in the volunteer Union Army during the latter half of the American Civil War... "):    Col Charles H. Town	1st Michigan 1st Michigan Volunteer Cavalry Regiment The 1st Regiment Michigan Volunteer Cavalry was a cavalry regiment that served in the Union Army during the American Civil War. It was a part of the famed Michigan Brigade, commanded for a time by Brigadier General George Armstrong Custer.-Service:... : Maj Melvin Brewer 5th Michigan 5th Michigan Volunteer Cavalry Regiment The 5th Regiment Michigan Volunteer Cavalry was a cavalry regiment that served in the Union Army during the American Civil War. It was a part of the famed Michigan Brigade, commanded for a time by Brigadier General George Armstrong Custer.-Service:... : Capt Stephen P. Purdy 6th Michigan 6th Michigan Volunteer Cavalry Regiment The 6th Regiment Michigan Volunteer Cavalry was a cavalry regiment that served in the Union Army during the American Civil War. It was a part of the famed Michigan Brigade, commanded for a time by Brigadier General George Armstrong Custer.-Service:... : Ltc Henry E. Thompson 7th Michigan 7th Michigan Volunteer Cavalry Regiment The 7th Regiment Michigan Volunteer Cavalry was an cavalry regiment that served in the Union Army during the American Civil War. It was a part of the famed Michigan Brigade, commanded for a time by Brigadier General George Armstrong Custer.-Service:... : Ltc Allyne C. Litchfield 1st Vermont 1st Vermont Cavalry The 1st Regiment, Vermont Volunteer Cavalry was a three years' cavalry regiment in the Union Army during the American Civil War. It served in the Eastern Theater from November 1861 to August 1865, in the Cavalry Corps, Army of the Potomac.... : Col Edward B. Sawyer
  	Headquarters Guard	1st Ohio (Companies A&C): Capt Noah Jones
  Horse Artillery U.S. Horse Artillery Brigade The Horse Artillery Brigade of the Army of the Potomac was a brigade of various batteries of horse artillery during the American Civil War.Made up almost entirely of individual, company-strength batteries from the Regular Army’s five artillery regiments, the Horse Artillery operated under the...	1st Brigade:    Capt James M. Robertson James Madison Robertson James Madison Robertson was an artillery officer in the United States Army who commanded the U.S. Horse Artillery Brigade during the American Civil War.-Biography:...	6th Battery New York Light: Capt Joseph W. Martin 2nd US, Batteries B and L: Lt Edward Heaton 2nd US, Battery D: Lt Edward B. Williston 2nd US, Battery M: Lt Alexander C. M. Pennington, Jr. Alexander Cummings McWhorter Pennington, Jr. Alexander Cummings McWhorter Pennington, Jr. , was an artillery officer and brigadier general in the United States Army and a veteran of both the American Civil War and Spanish-American War.-Early life and career:... 4th US, Battery A: Lt Rufus King 4th US, Battery E: Lt Edward Field
  	2nd Brigade:    Capt William M. Graham	1st US, Batteries E: Lt Egbert W. Olcott 1st US Light, Battery I: Capt Alanson M. Randol 1st US, Battery K: Lt John Egan 2nd US, Battery A: Lt Robert Clarke 2nd US, Battery G: Lt William N. Dennison 3rd US, Battery C: Capt Dunbar R. Ransom Dunbar R. Ransom -Early life:Dunbar Ransom was born at Fayetteville, North Carolina on January 10, 1831 but moved to Vermont. He is listed as the eldest son of Col Truman B. Ransom and brother of Gen Thomas E. G. Ransom. On June 7, 1855 Ransom was appointed from civilian life as a 2nd lieutenant in the Third U....

Artillery Reserve

• BG Robert O. Tyler
  Robert O. Tyler
  Robert Ogden Tyler was an American soldier who served as a general in the Union Army during the American Civil War. He is best known as the commander of the Artillery Reserve of the Army of the Potomac, including at the Battle of Gettysburg in July 1863, where many of his batteries played...
  
  

  Brigade	Batteries
  1st Volunteer Brigade:    Ltc Freeman McGilvery Freeman McGilvery Freeman McGilvery was a United States Army artillery officer during the American Civil War. He gained fame at the Battle of Gettysburg for taking the initiative to piece together a line of guns that greatly contributed to the Union victory.-Biography:McGilvery was born in Prospect, Maine...	6th Maine Light 6th Maine Battery 6th Maine Battery was an artillery battery that served in the Union Army during the American Civil War.-Service:The 6th Maine Battery was organized in Augusta, Maine and mustered in for three years' service on January 1, 1862 under the command of Captain Freeman McGilvery.The battery was attached... : Cpt Edwin B. Dow 9th Battery Massachusetts Light : Capt John Bigelow 4th Battery New York Light : Lt William T. McLean 1st Ohio Light, Battery H Battery H, 1st Ohio Light Artillery Battery H, 1st Ohio Light Artillery was an artillery battery that served in the Union Army during the American Civil War. It was also known as Huntington's Battery.-Service:... : Lt George W. Norton
  2nd Volunteer Brigade:    Capt Elijah D. Taft Elijah D. Taft -Pre-War:Elijah D. Taft was born in Mamaroneck, New York April 28, 1819. He worked as a carpenter in Brooklyn, New York. Taft entered a New York militia unit, rising to the rank of captain by the year 1855. In the same year Taft stood for political office in Brooklyn. He was nominated by the...	1st Connecticut Heavy, Battery B: Capt Albert F. Brooker 1st Connecticut Heavy, Battery M: Capt Franklin A. Pratt 1st New York Light, Battery B: Capt Albert S. Sheldon 5th Battery New York Light: Capt Elijah D. Taft 1st West Virginia Light, Battery C: Capt Wallace Hill
  3rd Volunteer Brigade:    Maj Robert H. Fitzhugh	1st New Jersey Light, Battery A: Capt William Hexamer William Hexamer William Hexamer commanded an artillery battery in the American Civil War. Hexamer was born in Koblenz, Germany on April 12, 1825. During the 1848 Revolution he served as an aide to Franz Sigel... 1st New York Light, Battery K (11th Battery New York Light attached): Lt Edward L. Bailey 15th Battery New York Light: Capt Patrick Hart 1st US, Battery H: Lt Philip D. Mason
  Ammunition Guard	6th New York Heavy Artillery: Col J. Howard Kitching J. Howard Kitching John Howard Kitching , often referred to as J. Howard Kitching, was an officer in the Union Army during the American Civil War. He served in the cavalry, artillery and infantry in the Army of the Potomac and Army of the Shenandoah...