33rd Indiana Infantry Regiment The 33rd Regiment Indiana Infantry was an infantry regiment that served in the Union Army during the American Civil War . Service . The 33rd Indiana Infantry was organized at Indianapolis , Indiana and mustered in for a three - year enlistment on September 16 , 1861 under the command of Colonel John Coburn . The regiment was attached to Attached to Thomas ' Command , Army of the Ohio , to November 1861 . 1st Brigade , Army of the Ohio , to December 1861 . 1st Brigade , 1st Division , Army of the Ohio , to February 1862 . 27th Brigade , 7th Division , Army of the Ohio , to October 1862 . 1st Brigade , 3rd Division , Army of Kentucky , Department of the Ohio , to February 1863 . Coburn ' s Brigade , Baird ' s Division , Army of Kentucky , Department of the Cumberland , to June 1863 . 3rd Brigade , 1st Division , Reserve Corps , Army of the Cumberland , to October 1863 . Coburn ' s Brigade , Post of Murfreesboro , Tennessee , Department of the Cumberland , to January 1864 . 2nd Brigade , 1st Division , XI Corps , Army of the Cumberland , to April 1864 . 2nd Brigade , 3rd Division , XX Corps , Army of the Cumberland , to July 1865 . The 33rd Indiana Infantry mustered out of service July 21 , 1865 at Louisville , Kentucky . Detailed service . Moved to Louisville , Ky . , September 28 , then to Camp Dick Robinson , Ky . , and duty there until October 13 . Moved to Camp Wildcat , Ky . , October 13 , 1861 . Action at Camp Wildcat , October 21 . At Crab Orchard , Ky . , November 15 , 1861 to January 3 , 1862 . Operations about Mill Springs and Somerset , Ky . , December 1 – 13 , 1861 . At Lexington , Ky . , January 3 to April 11 , 1862 . Cumberland Gap Campaign March 28 - June 18 . Occupation of Cumberland Gap June 18 to September 17 . Retreat to the Ohio River September 17 - October 3 . Duty at Covington , Lexington , Nicholasville , and Danville , Ky . , until January 26 , 1863 . Moved to Louisville , Ky . , then to Nashville , Tenn . , January 26 - February 7 . Moved to Franklin February 21 . Action at Franklin March 4 . Battle of Thompson ' s Station March 4 – 5 . Most of the regiment captured by Van Dorn ' s forces nearly 18 , 000 strong . Exchanged May 5 , 1863 . Brentwood March 25 ( detachment ) . Tullahoma Campaign June 23 - July 7 . Duty at Guy ' s Gap and Murfreesboro until September 5 . At Manchester , Esuntil Springs , Cowan , Dechard , Tracy City , Christiana City and along Nashville & Chattanooga Railroad until April 1864 . Regiment reenlisted at Christiana City , January 1864 . On veteran furlough February and March . Atlanta Campaign May 1 - September 8 . Demonstrations on Rocky Faced Ridge May 8 – 11 . Battle of Resaca May 14 – 15 . Cassville May 19 . Advance on Dallas May 22 – 25 . New Hope Church May 25 . Operations on line of Pumpkin Vine Creek and battles about Dallas , New Hope Church and Allatoona Hills May 25 - June 5 . Operations about Marietta and against Kennesaw Mountain June 10 - July 2 . Pine Hill June 11 – 14 . Lost Mountain June 15 – 17 . Gilgal or Golgotha Church June 15 . Muddy Creek June 17 . Noyes Creek June 19 . Kolb ' s Farm June 22 . Assault on Kennesaw June 27 . Ruff ' s Station , Smyrna Camp Ground , July 4 . Chattahoochee River July 5 – 17 . Peachtree Creek July 19 – 20 . Siege of Atlanta July 22 - August 25 . Operations at Chattahoochee River Bridge August 26 - September 2 . Occupation of Atlanta September 2 - November 15 . McDonough Road near Atlanta November 6 . March to the Sea November 15 - December 10 . Siege of Savannah December 10 – 21 . Carolinas Campaign January – April 1865 . Lawtonville , S . C . , February 2 . Fayetteville , N . C . , March 11 . Averysboro March 16 . Battle of Bentonville March 19 – 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 of the Armies May 24 . Ordered to Louisville , Ky . in June and duty there until July 21 . Casualties . The regiment lost a total of 298 men during service ; 4 officers and 112 enlisted men killed or mortally wounded , 2 officers and 180 enlisted men died of disease .