3rd Indiana Cavalry Regiment

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The 3rd Indiana Cavalry Regiment, also designated the 45th Indiana Infantry Regiment or the 45th Indiana Volunteers was a military unit from the U.S. state of Indiana that participated in the American Civil War. It consisted of two separate "wings" or battalions that were separated for much of the regiments service. [1]

Contents

3rd Indiana Cavalry Regiment
45th Indiana Infantry Regiment
Petersburg, Va. Detachment of 3d Indiana Cavalry LOC cwpb.03682.tif
A detachment of 3rd Indiana Cavalry Regiment in Petersburg, Virginia.
ActiveAugust 22, 1861 - August 7, 1865
Engagements American Civil War
Commanders
Notable
commanders
Union Army colonel rank insignia.png Colonel George Henry Chapman

Service

George Henry Chapman, one of the prominent officers of the 3rd Indiana Cavalry Regiment. Chapman went on to command a cavalry brigade following the Battle of Gettysburg. Gen. G.H. Chapman, U.S.A. LOC cwpbh.03177.tif
George Henry Chapman, one of the prominent officers of the 3rd Indiana Cavalry Regiment. Chapman went on to command a cavalry brigade following the Battle of Gettysburg.

The 3rd Indiana Cavalry Regiment "East Wing" or "Right Wing" consisted of Companies A, B, C, D, E, and F, which were organized at Madison, Indiana on August 22, 1861, that were intended for service with the 1st Indiana Cavalry Regiment. On October 22, 1861 the six companies were designated as part of the 3rd Indiana Cavalry Regiment and assigned to the Army of the Potomac in the Eastern Theater of the war. The East Wing saw action at the Battle of Antietam and fought with distinction at the Battle of Gettysburg, where in the opening day's action on July 1, 1863, the unit held off far larger Confederate forces until the main Union force arrived. [1] [2] [3]

The 3rd Indiana Cavalry Regiment "West Wing" or "Left Wing" consisted of Companies G, H, I, K, L and M. The first four companies were organized at Madison, Indiana on October 1, 1861. In December, 1861 the companies were assigned to the Army of the Ohio. Company L was organized in October 1862, and Company M, organized in December 1862, both companies L and M later joined the unit in Eastern Tennessee. The West Wing saw action at the Battle of Chickamauga. In December 1864, the West Wing companies were transferred to the 8th Indiana Cavalry Regiment. [1] [2] [3]

Original Organization of Regiment. [4] [5]
CompanyPrimary Place of RecruitmentEarliest Captain
A Switzerland County Jacob S. Buchanan
B Harrison County James D. Irvin
C Switzerland County Theophilus M. Danglade
D Dearborn County Daniel B. Keister
E Jefferson County William Simrall McClure
F Union County Patrick Carland
G Johnson County Felix W. Graham
H Clinton County Alfred Gaddis
I Henry County Will C. Moreau
K Switzerland County Robert Klein
LNo cities or counties givenOliver M. Powers
MNo cities or counties givenCharles U. Patton
Col. George Henry Chapman and his staff of the 3rd Regiment Indiana Cavalry (East Wing) on duty with the Army of the Potomac. 3rd Indiana Cavalry 01718r.jpg
Col. George Henry Chapman and his staff of the 3rd Regiment Indiana Cavalry (East Wing) on duty with the Army of the Potomac.

Casualties

The regiment lost a total of 148 men during its service: 2 Officers, and 146 Enlisted men. [4] [5] [6]

Commanders

Notable People

Memorials

The 3rd Indiana Cavalry marker at Gettysburg. 3rd-IN-Cav-01.jpg
The 3rd Indiana Cavalry marker at Gettysburg.

A memorial for the 3rd Indiana Cavalry Regiment stands at the Gettysburg Battlefield at North Reynolds Avenue.

See also

References

  1. 1 2 3 "3rd Indiana Cavalry Regiment in the American Civil War". The Civil War in the East. Retrieved 2025-09-04.
  2. 1 2 Eric J. Wittenberg, The Devil's to Pay:John Buford at Gettysburg. El Dorado, CA: Savas Beatie LLC, 2014).
  3. 1 2 "Battle Unit Details - The Civil War (U.S. National Park Service)". www.nps.gov. Retrieved 2025-09-04.
  4. 1 2 3 4 "Report of the Adjutant General of the state of Indiana .. : Indiana. Adjutant General's Office. cn : Free Download, Borrow, and Streaming : Internet Archive". Internet Archive. 1865. Retrieved 2025-09-04.
  5. 1 2 Indiana. Adjutant General's Office; Terrell, William H. H. (1865–69). Report of the adjutant general of the state of Indiana. University of California Libraries. Indianapolis, A. H. Conner [etc] State printer.
  6. Pickerill, William N. (1906). History of the Third Indiana cavalry. Allen County Public Library Genealogy Center. Indianapolis, Ind. [Aetna printing co.] pp. 185–190.
  7. Pickerill, William N. (1906). History of the Third Indiana cavalry. Allen County Public Library Genealogy Center. Indianapolis, Ind. [Aetna printing co.]

Sources