| 4th Iowa Infantry Regiment | |
|---|---|
 Iowa flag | |
| Active | August 8, 1861, to July 24, 1865 |
| Country | United States |
| Allegiance | Union |
| Branch | Infantry |
| Engagements | American Civil War |
The 4th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 4th Iowa Infantry was organized at Council Bluffs, Iowa and mustered into Federal forces on August 8, 1861. Grenville M. Dodge was the unit's first colonel. The regiment was moved to St. Louis, where it was assigned to the Army of the Southwest; since Dodge was assigned command of the regiment's brigade, Lieutenant Colonel John Galligan took command of the regiment. The 4th Iowa fought in the Battle of Pea Ridge, where Galligan was wounded and forced to resign his commission. Following the battle, Dodge was promoted to brigadier general, while regimental adjutant J. A. Williamson was promoted to colonel. The regiment marched with the rest of the army to Helena, Arkansas, where it remained for several weeks.
The regiment was then assigned to William T. Sherman's XV Corps of the Army of the Tennessee and served in both the Vicksburg Campaign and Chattanooga Campaign. In February 1864, it was sent back to Iowa for recruiting and reorganization. It returned to the Army of the Tennessee in March, serving throughout the Atlanta Campaign and Carolinas Campaign. After participating in the Grand Review of the Armies in May 1865, the regiment was mustered out on July 24, 1865, in Louisville, Kentucky.
Unit strength was 1,557. The regiment suffered 6 officers and 109 enlisted men who were killed in action or who died of their wounds and 2 officers and 285 enlisted men who died of disease, for a total of 402 fatalities. [1] 338 were wounded.
The 2nd Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 8th Minnesota Infantry Regiment was an infantry regiment that served in the Union Army during the American Indian Wars and the American Civil War.
The 6th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. The regiment was organized at Burlington, Iowa on July 17, 1861, and mustered out of service on July 21, 1865, in Louisville, Kentucky.
The 8th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. It served mostly in the Western Theater with the Army of the Tennessee.
The 9th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 10th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 15th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 16th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 21st Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 39th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 149th Regiment New York Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 9th Regiment Massachusetts Volunteer Infantry was a military unit from Boston, Massachusetts, USA, part of the Army of the Potomac during the American Civil War. It is also known as "The Fighting Ninth". It existed from 1861 to 1864 and participated in several key battles during the war. The unit is an Irish heritage unit, with many volunteers having been born in Ireland.
The 80th Regiment Indiana Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 14th Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.
The 81st Regiment Indiana Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 70th Regiment Indiana Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 1st Regiment, Tennessee Volunteer Cavalry was a cavalry regiment that served in the Union Army during the American Civil War. It was also known as 1st East Tennessee Cavalry.
The 175th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.
The 48th Regiment Indiana Infantry was an infantry regiment that served in the Union Army during the American Civil War.
The 51st Pennsylvania Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.