(II) 12th Indiana Infantry

== Regimental History and Service Record ==
Organized at Indianapolis, Ind., May 27 to August 27, 1862, and mustered in August 17, 1862. Left State for Kentucky August 21. Attached to Cruft's Brigade, Army of Kentucky, and moved to Richmond, Ky. Battle of Richmond, Ky., August 30. Regiment mostly captured. Paroled and sent to Indianapolis, Ind., for reorganization. Action at Lexington, Ky., September 2 (Detachment). Regiment left Indianapolis, Ind., for Memphis, Tenn., November 23, 1862. Attached to 2nd Brigade, District of Memphis, Tenn., 13th Army Corps (Old), to December, 1862. 1st Brigade, 1st Division, District of Memphis, 13th Army Corps, December, 1862. 1st Brigade, 1st Division, 17th Army Corps, Army of the Tennessee, to January, 1863. 1st Brigade, 1st Division, 16th Army Corps, to July, 1863. 1st Brigade, 4th Division, 15th Army Corps, to September, 1864. 1st Brigade, 1st Division, 15th Army Corps, to June, 1865.
SERVICE.--Grant's Central Mississippi Campaign November-December, 1862. Action at Holly Springs, Miss., December 20, 1862. Duty at Grand Junction and Colliersville, Tenn., guarding Memphis & Charleston R. R. until June, 1863. Ordered to Vicksburg, Miss., June 9. 
* May 18-July 4, 1863 - Siege of Vicksburg, Mississippi
* Advance on Jackson, Miss., July 4-10. 
* Siege of Jackson July 10-17. 
* Duty at Big Black until September 28. 
* September 26-November 20, 1863 - Expedition from Vicksburg, Mississippi to Chattanooga, Tennessee
* Operations on the Memphis & Charleston R. R. in Alabama October 20-29. 
* November 23-27, 1863 - The Chattanooga/Ringgold Campaign
** Tunnel Hill November 23-25
** Missionary Ridge November 25
* March to relief of Knoxville, Tenn., November 28-December 8
* Duty at Scottsboro, Ala., until May, 1864. 
* May 1-September 8, 1864 - The Atlanta Campaign
** May 8-13, 1864 - Demonstration on Resaca, Georgia
*** May 13, 1864 - Combat at Resaca, Georgia
** May 14-May 15, 1864 - Battle of Resaca, Georgia
** Movements on Dallas May 18-25. 
** May 25-June 5, 1864 - Operations in Bartow County, Georgia
** Operations about Marietta and against Kenesaw Mountain June 10-July 2. 
** Brush Mountain June 15. 
** Assault on Kenesaw June 27. 
** Nickajack Creek July 2-5. 
** Chattahoochee River July 5-17. 
** Battle of Atlanta July 22. 
** July 22-August 25, 1864 - Siege of Atlanta, Georgia 
** Ezra Chapel, Hood's 2nd sortie, July 28. 
** Flank movement on Jonesboro August 25-30. 
** Battle of Jonesboro August 31-September 1. 
** Lovejoy Station September 2-6. 
* Operations against Hood in North Georgia and North Alabama September 29-November 3. 
* November 15-December 21, 1864 - The Savannah Campaign
** December 10-21, 1864 - Siege of Savannah, Georgia
* January 1-April 26, 1865 - The Carolinas Campaign
** Reconnaissance to Salkehatchie River, South Carolina, January 25. 
** Salkehatchie Swamp February 2-5. 
** South Edisto River February 9. 
** North Edisto River February 12-13. 
** Congaree Creek February 15. 
** 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. 
* March and review June 24, 1865. 
* Veterans and Recruits transferred to: 
** 48th Indiana Infantry
** 59th Indiana Infantry
== Regimental Roster ==
 
 
 Field and Staff Officers
 
 
 Regimental Band
 
 
 Company A
 
 
 Company B
 
 
 Company C
 
 
 Company D
 
 
 Company E
 
 
 Company F
 
 
 Company G
 
 
 Company H
 
 
 Company I
 
 
 Company K
 
 
 Unassigned
 
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== Regiment Statistical Information ==
* Regiment lost during service 8 Officers and 92 Enlisted men killed and mortally wounded and 2 Officers and 193 Enlisted men by disease. Total 295.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 703, 705, 707, 715, 721, 722, 779, 783, 834, 866, 1122-1123)
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