80th Ohio Infantry

== Regimental History and Service Record ==
Organized at Canal Dover, Ohio, October, 1861, to January, 1862. Left State for Paducah, Ky., February 10, 1862. Attached to District of Paducah, Ky., to April, 1862. 2nd Brigade, 3rd Division, Army of the Mississippi, to November, 1862. 2nd Brigade, 7th Division, Left Wing 13th Army Corps (Old), Dept. of the Tennessee, to December, 1862. 2nd Brigade, 7th Division, 16th Army Corps, Army of the Tennessee, to January, 1863. 2nd Brigade, 7th Division, 17th Army Corps, to September, 1863. 2nd Brigade, 2nd Division, 17th Army Corps, to December. 1863. 2nd Brigade, 3rd Division, 15th Army Corps, to April, 1865. 1st Brigade, 2nd Division, 15th Army Corps, to July, 1865. Dept. of Arkansas to August, 1865.
SERVICE.--Duty at Paducah, Ky., February to April, 1862. Moved to Hamburg Landing, Tenn., April 20. Advance on and siege of Corinth, Miss., April 29-May 30. Pursuit to Booneville May 31-June 12. Expedition to Ripley June 22-23, and duty at Ripley until September. Battle of Iuka, Miss., September 16. Battle of Corinth, Miss., October 3-4. Pursuit to Hatchie River October 5-12. Grant's Central Mississippi Campaign, operations on the Mississippi Central Railroad, November 2, 1862, to January 4, 1863. Reconnaissance from LaGrange November 8-9, 1862. Reconnaissance from Davis Mills to Coldwater November 12-13. Guard trains to Memphis, Tenn., January 4-8, 1863. Duty at Forest Hill until February 16, and at Memphis until March 1. Moved to Helena, Ark., March 1. Yazoo Pass Expedition and operations against Fort Pemberton and Greenwood March 10-April 5. Moved to Milliken's Bend, La., April 13. Movement on Bruinsburg and turning Grand Gulf April 25-30. Battle of Port Gibson, Miss., May 1 (Reserve). Battles of Raymond May 12; Jackson May 14; Champion's Hill May 16. Escort prisoners to Memphis, Tenn., May 17-June 4. 
* May 18-July 4, 1863 - Siege of Vicksburg, Mississippi
* Moved to Helena, Ark., August 20, thence to Memphis, Tenn., September 20. 
* September 26-November 20, 1863 - Expedition from Vicksburg, Mississippi to Chattanooga, Tennessee
* Operations on the Memphis & Charleston Railroad in Alabama October 20-29. 
* November 23-27, 1863 - The Chattanooga/Ringgold Campaign
** Tunnel Hill November 24-25.
** Mission Ridge November 25.
** Pursuit to Graysville November 26-27.
* Guard duty on the Memphis & Charleston Railroad until June 6, 1864.
* Duty at Allatoona June 7-25, and at Resaca until November 10. 
* May 1-September 8, 1864 - The Atlanta CampaignNot originally referenced on unit homepage
* October 12-October 13, 1864 - Skirmishes about Resaca, Georgia
* November 15-December 21, 1864 - The Savannah Campaign
** December 10-21, 1864 - Siege of Savannah, Georgia
* January 1-April 26, 1865 - The Carolinas Campaign
** Fishburn's Plantation, near Lane's Bridge, Salkehatchie River, S.C., February 6. 
** South Edisto River February 9. 
** North Edisto River February 12-13.
** Columbia February 16-17. 
** Cox's Bridge, N. C., March 19-20. 
** Battle of Bentonville March 20-21. 
** Occupation of Goldsboro March 24. 
** Advance on Raleigh April 10-14. 
** Occupation of Raleigh April 10. 
** Bennett's House April 26. 
*** Surrender of Johnston and his army. 
* March to Washington, D.C., via Richmond, Va., April 29-May 20. 
* Grand Review May 24. Moved to Louisville, Ky., June, thence to Little Rock, Ark., and duty there until August. 
* Mustered out August 15, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 4 Officers and 48 Enlisted men killed and mortally wounded and 2 Officers and 179 Enlisted men by disease. Total 224.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 703, 720, 721, 723, 779, 834, 866, 1533-1534)
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