1st Indiana Heavy Artillery

== Regimental History and Service Record ==
The "Jackass Regiment"
Organized at Indianapolis, Ind., July 24, 1861, as 21st Indiana Infantry. Left State for Baltimore, Md., July 31, and duty in the Defenses of that city until February 19, 1862. Attached to Dix's Division, Baltimore, Md., to February, 1862. Butler's New Orleans Expedition to March, 1862. 2nd Brigade, Dept. of the Gulf, to October, 1862. Independent Command, Dept. of the Gulf, to January, 1863. Unattached, 1st Division, 19th Army Corps, Dept. of the Gulf, to February, 1863. Designation changed to 1st Heavy Artillery February, 1863. Artillery, 1st Division, 19th Army Corps, to August, 1863. District of Baton Rouge, La., Dept. of the Gulf, to June, 1864. Unattached, 19th Army Corps, and Unattached, Dept. of the Gulf, to January, 1866.
SERVICE.--
* November 14-22, 1864 - Expedition through Accomack and Northampton Counties, Virginia
Moved to Newport News, Va., February 19, 1862; thence sailed on Steamer "Constitution" for Ship Island, Miss., March 4-13. Duty at Ship Island until April 14. Operations against Forts St. Phillip and Jackson April 14-28. Occupation of New Orleans May 1 (first Regiment to land). Camp at Algiers until May 30. Expedition to New Orleans and Jackson R.. R. May 9-10. Moved to Baton Rouge May 30, and duty there until August 20. Battle of Baton Rouge, La., August 5. Evacuation of Baton Rouge August 20. Camp at Carrollton until October. Action at Bayou Des Allemands September 4-5. Expedition from Carrollton to St. Charles Court House September 7-8. Skirmish near St. Charles Court House September 8. Expedition from Carrollton to Donaldsonville and skirmish October 21-25. Duty at Berwick Bay until February, 1863. Bayou Teche November 3, 1862. Action with Steamer "Cotton" Bayou Teche January 14, 1863. Operations in Western Louisiana April 9-May 19. 
* April 11-20, 1863 - The (I) Bayou Teche Campaign 
Fort Bisland April 12-14. Advance on Port Hudson May 20-24. Siege of Port Hudson May 24-July 9. Assaults on Port Hudson May 27 and June 14. Lafourche Crossing June 20-21 (Co. "F"). Brashear City June 23 (Co. "F"). Expedition to Sabine Pass, Texas, September 4-11 (Detachment). Garrison duty at New Orleans, Baton Rouge and at various points in the Dept. of the Gulf until February, 1865. Companies "L" and "M" organized August 12 to November 2, 1863. 
* March 10-May 22, 1864 - The Red River Campaign (Companies G and H)
** Blair's Landing April 12-13 (Detachment). 
** Monett's Ferry, Cane River Crossing, April 23 (Detachment). 
** May 13-20, 1864 - Retreat from Alexandria, Louisiana to Morganza, Louisiana
Operations in Mobile Bay, Ala., against Forts Gaines and Morgan August 2-23 (Cos. "B," "F," "H" and "K"). Siege and capture of Fort Gaines August 3-8. Siege and capture of Fort Morgan August 8-23. At New Orleans, La., until March, 1865. Campaign against Mobile, Ala., and its defenses March 17-April 12, 1865. Siege of Spanish Fort and Fort Blakely March 26-April 8. Fort Blakely April 9. Occupation of Mobile April 12, and duty there until June 24. Garrison duty until January, 1866. Companies "B" and "C" at Fort Morgan, "H" and "K" at Fort Gaines, "F" and "L" at Barrancas, Fla.; "I" and "M" at Fort Pickens, Fla.; "A," "E" and "G" at Baton Rouge, La., and "D" at Port Hudson, La. Mustered out at Baton Rouge, La., January 10, 1866.
== 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 7 Officers and 60 Enlisted men killed and mortally wounded and 3 Officers and 320 Enlisted men by disease. Total 390.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 745, 750, 753, 896, 1110-1111)
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