78th Ohio Infantry

== Regimental History and Service Record ==
Organized at Zanesville, Ohio, October, 1861, to January, 1862, and mustered in January 11, 1862. Moved to Cincinnati, Ohio, thence to Fort Donelson, Tenn., February 11-16. Attached to 2nd Brigade, 3rd Division, District of West Tennessee, to March, 1862. 3rd Brigade, 3rd Division, Army of the Tennessee, to July, 1862. Unattached, District of Jackson, Tenn., to November, 1862. 2nd Brigade, 3rd Division, Right Wing 13th Army Corps (Old), Dept. of the Tennessee, to December, 1862. 2nd Brigade, 3rd Division, 17th Army Corps, Army of the Tennessee, to July, 1865.
SERVICE.--Capture of Fort Donelson, Tenn., February 16, 1862. Expedition toward Purdy and operations about Crump's Landing, Tenn., March 9-14. 
* April 6-7, 1862 - Battle of Shiloh, Tennessee
Advance on and siege of Corinth, Miss., April 29-May 30. Capture of Jackson June 7. Duty at Bethel and Grand Junction until August. Bolivar August 30. March to Iuka, Miss., September 1-19. Battle of Iuka September 19 (Reserve). Duty at Bolivar until November. Grant's Central Mississippi Campaign, operations on the Mississippi Central Railroad. November 2, 1862, to January 20, 1863. Reconnaissance's from LaGrange toward Colliersville November 5 and November 8-9. Moved to Memphis, Tenn., January 20, thence to Lake Providence, La., February 22, and to Milliken's Bend, La., April 17. Movement on Bruinsburg and turning Grand Gulf April 25-30. 
* May 1, 1863 - Battle of Port Gibson, Mississippi
* Forty Hills and Hankinson's Ferry May 3-4. 
* Battles of Raymond May 12; 
* Jackson May 14; 
* Champion's Hill May 16. 
* May 18-July 4, 1863 - Siege of Vicksburg, Mississippi
** May 19, 1863 - Assault on Vicksburg, Mississippi
** May 22, 1863 - Assault on Vicksburg, Mississippi
** July 4, 1863 - Surrender of Vicksburg, Mississippi
* Duty there until February, 1864. 
** Clinton July 16. 
** August 20-September 2, 1863 - Expedition from Vicksburg, Mississippi to Monroe, Louisiana
* Expedition to Canton October 14-20. 
* Bogue Chitto Creek October 17. 
* Regiment reenlisted January 5, 1864. 
* February 3-March 2, 1864 - Expedition from Vicksburg, Mississippi to Meridian, Mississippi
* Baker's Creek February 5. 
* Wyatt's February 13. 
* Meridian February 14-15. 
* Canton February 26. 
* Veterans on furlough March and April. 
* Moved to Clifton, Tenn., thence marched to Ackworth, Ga., May 5-June 8. 
* June 8-September 8, 1864 - The Atlanta Campaign
** Operations about Marietta and against Kenesaw Mountain June 10-July 2. 
** Assault on Kenesaw June 27. 
** Nickajack Creek July 2-5. 
** Howell's Ferry July 5. 
** Chattahoochie River July 5-17. 
** Leggett's or Bald Hill July 20-21. 
** July 22, 1864 - Battle of Atlanta, Georgia
** July 22-August 25, 1864 - Siege of Atlanta, Georgia
** Flank movement on Jonesboro August 25-30. 
** Battle of Jonesboro August 31-September 1. 
** Lovejoy Station September 2-6. 
** Duty near Atlanta until October 15. 
** Moved to Chattanooga, Tenn., and duty guarding railroad near Chattanooga until November 13. Little River, Ala., October 27. 
* November 15-December 21, 1864 - The Savannah Campaign
** December 10-21, 1864 - Siege of Savannah, Georgia
* January 1-April 26, 1865 - The Carolinas Campaign
** Pocotaligo, S.C., January 14. 
** Barker's Mills, Whippy Swamp, February 3. 
** Orangeburg February 12-13. 
** Columbia February 16-17. 
** Battle of Bentonville, N. C., March 20-21. 
** Occupation of Goldsboro March 24. 
** Advance on Raleigh April 10-14. 
** Occupation of Raleigh April 14. 
** 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, and there mustered out July 11, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 2 Officers and 71 Enlisted men killed and mortally wounded and 2 Officers and 280 Enlisted men by disease. Total 355.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 703, 715, 721, 723, 777, 779, 782, 785, 834, 847, 1533)
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