The following units and commanders of the

Union Army During the American Civil War, the Union Army, also known as the Federal Army and the Northern Army, referring to the United States Army, was the land force that fought to preserve the Union (American Civil War), Union of the collective U.S. st ...

fought at the

Siege of Corinth The siege of Corinth (also known as the first Battle of Corinth) was an American Civil War engagement lasting from April 29 to May 30, 1862, in Corinth, Mississippi. A collection of Union forces under the overall command of Major General Henry ...

(29 Apr-30 May 1862) of the

American Civil War The American Civil War (April 12, 1861 – May 26, 1865; also known by other names) was a civil war in the United States. It was fought between the Union ("the North") and the Confederacy ("the South"), the latter formed by states th ...

. The

had approximately 150,000 present for duty. The Confederate order of battle is shown separately. Order of battle compiled from the army organization during the siege.

Abbreviations used

Military Rank

* MG =

Major General Major general (abbreviated MG, maj. gen. and similar) is a military rank used in many countries. It is derived from the older rank of sergeant major general. The disappearance of the "sergeant" in the title explains the apparent confusion of a ...

* BG =

Brigadier General Brigadier general or Brigade general is a military rank used in many countries. It is the lowest ranking general officer in some countries. The rank is usually above a colonel, and below a major general or divisional general. When appointed ...

* Col =

Colonel Colonel (abbreviated as Col., Col or COL) is a senior military officer rank used in many countries. It is also used in some police forces and paramilitary organizations. In the 17th, 18th and 19th centuries, a colonel was typically in charge of ...

* Ltc =

Lieutenant Colonel Lieutenant colonel ( , ) is a rank of commissioned officers in the armies, most marine forces and some air forces of the world, above a major and below a colonel. Several police forces in the United States use the rank of lieutenant colone ...

* Maj =

Major Major (commandant in certain jurisdictions) is a military rank of commissioned officer status, with corresponding ranks existing in many military forces throughout the world. When used unhyphenated and in conjunction with no other indicators ...

* Cpt =

Captain Captain is a title, an appellative for the commanding officer of a military unit; the supreme leader of a navy ship, merchant ship, aeroplane, spacecraft, or other vessel; or the commander of a port, fire or police department, election precinct, e ...

* Lt =

Lieutenant A lieutenant ( , ; abbreviated Lt., Lt, LT, Lieut and similar) is a commissioned officer rank in the armed forces of many nations. The meaning of lieutenant differs in different militaries (see comparative military ranks), but it is often ...

Other

* w = wounded * mw =

mortally wounded : A mortal wound is an injury that will ultimately lead to a person's death. ''Mortal'' refers to the mortality of a human: whether they are going to live or die."mortal_adjective." Oxford Advanced Learner's Dictionary. 2018. Oxford University P ...

* k = killed

Department of the Mississippi

Henry W. Halleck Henry Wager Halleck (January 16, 1815 – January 9, 1872) was a senior United States Army officer, scholar, and lawyer. A noted expert in military studies, he was known by a nickname that became derogatory: "Old Brains". He was an important par ...

*Second-in-Command: MG

Ulysses S. Grant Ulysses S. Grant (born Hiram Ulysses Grant ; April 27, 1822July 23, 1885) was an American military officer and politician who served as the 18th president of the United States from 1869 to 1877. As Commanding General, he led the Union Ar ...

*Chief of Staff and Chief Engineer: BG

George W. Cullum George Washington Cullum (25 February 1809 – 28 February 1892) was an American soldier, engineer and writer. He worked as the supervising engineer on the building and repair of many fortifications across the country. Cullum served as a general ...

*Chief of Cavalry: BG Andrew J. Smith *Chief Topographical Engineer: Col George Thom *Aide de Camp: Col

Norton Parker Chipman Norton Parker Chipman (March 7, 1834 – February 1, 1924) was an American Civil War army officer, military prosecutor, politician, author, and judge. Biography Early years Born in Milford Center, Ohio, to Vermont-natives Norman and Sarah Wilson ...

*Assistant Adjutant General: Cpt John C. Kelton

District of West Tennessee

MG Ulysses S. Grant *Chief of Staff: Col Joseph D. Webster *Aide de Camp: Col

James B. McPherson James Birdseye McPherson (November 14, 1828 – July 22, 1864) was a career United States Army officer who served as a general in the Union Army during the American Civil War. McPherson was on the General's staff of Henry Halleck and late ...

*Provost Marshal General: Col

William S. Hillyer William Sillman Hillyer (April 2, 1830 – July 12, 1874) was an American lawyer and Union officer who advanced through the ranks to Brevet (military), Brevet Brigadier general (United States), Brigadier General during the American Civil War. Bef ...

''after 3 May'' *Provost Marshal General: Ltc DeWitt C. Anthony ''until May *Assistant Adjutant General: Cpt John A. Rawlins *Chief Commissary: Cpt

John Parker Hawkins John Parker Hawkins (September 29, 1830 – February 7, 1914) was a career officer of the United States Army who served as brigadier general during the American Civil War, in which he served as a commissary officer and as a commander of colored tro ...

Right Wing (Army of the Tennessee)

George H. Thomas George Henry Thomas (July 31, 1816March 28, 1870) was an American general in the Union Army during the American Civil War and one of the principal commanders in the Western Theater. Thomas served in the Mexican–American War and later chose ...

* Chief of Staff and Asst. Adjutant General: Cpt George E. Flynt

Reserves (Army of the Tennessee)

John A. McClernand John Alexander McClernand (May 30, 1812 – September 20, 1900) was an American lawyer and politician, and a Union Army general in the American Civil War. He was a prominent Democratic politician in Illinois and a member of the United States H ...

*Assistant Inspector General: Col

Thomas E. G. Ransom Thomas Edwin Greenfield Ransom (November 29, 1834 – October 29, 1864) was a surveyor, civil engineer, real estate speculator, and a general in the Union Army during the American Civil War. Biography Ransom was born in Norwich, Vermont, son o ...

Center (Army of the Ohio)

Don Carlos Buell Don Carlos Buell (March 23, 1818November 19, 1898) was a United States Army officer who fought in the Seminole War, the Mexican–American War, and the American Civil War. Buell led Union armies in two great Civil War battles— Shiloh and Per ...

*Chief of Staff: Col James Barnet Fry *Assistant Inspector General: Maj Adam J. Slemmer *Assistant Inspector General: Cpt

Charles Champion Gilbert Charles Champion Gilbert (March 1, 1822 – January 17, 1903) was a United States Army officer during the Mexican–American War and the American Civil War. Early life Gilbert was born in Zanesville, Ohio. He graduated from West Point in the fam ...

*Assistant Quartermaster: Cpt Alvan C. Gillem ''(until May 1862)'' *Assistant Quartermaster: Cpt Andrew J. Mackay ''(May 1862)'' *Chief Engineer: Cpt James St. Clair Morton

Left Wing (Army of the Mississippi)

MG John Pope *Chief of Staff: BG Washington L. Elliott ''after 12 June'' *Assistant Adjutant General: Maj Speed Butler *Assistant Inspector General: Maj John M. Corse *Assistant Quartermaster: Cpt

Philip H. Sheridan Philip, also Phillip, is a male given name, derived from the Greek (''Philippos'', lit. "horse-loving" or "fond of horses"), from a compound of (''philos'', "dear", "loved", "loving") and (''hippos'', "horse"). Prominent Philips who popularize ...

Right Wing

William S. Rosecrans William Starke Rosecrans (September 6, 1819March 11, 1898) was an American inventor, coal-oil company executive, diplomat, politician, and U.S. Army officer. He gained fame for his role as a Union general during the American Civil War. He was ...

''assigned 29 May''

Left Wing

Schuyler Hamilton Schuyler Hamilton (July 22, 1822 – March 18, 1903) was an American soldier, farmer, engineer, and a grandson of Alexander Hamilton. Early life Hamilton was born on July 22, 1822 in New York City. He was the fifth of 14 children born to John Ch ...

General Orders, HQ Army of the Mississippi
/ref> ''assigned 29 May''

References

Sources

*U.S. War Department

''a Compilation of the

Official Records The ''Official Records of the Union and Confederate Armies in the War of the Rebellion'', commonly known as the ''Official Records of the Union and Confederate Armies'' or Official Records (OR or ORs), is the most extensive collection of Americ ...

of the Union and Confederate Armies'', U.S. Government Printing Office, 1880–1901. * Eicher, John H., and

David J. Eicher David John Eicher (born August 7, 1961) is an American editor, writer, and popularizer of astronomy and space. He has been editor-in-chief of ''Astronomy'' magazine since 2002. He is author, coauthor, or editor of 23 books on science and American ...

. ''Civil War High Commands''. Stanford, CA: Stanford University Press, 2001. {{ISBN, 0-8047-3641-3. *Dyer, Frederick H. ''A compendium of the War of the Rebellion, Volume 1'', Des Moines IA: The Dyer Publishing Co.. 1908 American Civil War orders of battle