b. c. 1843 Noble County, Indiana. d. 28/08/1865 Petersburg, Virginia.
DATE OF MOH ACTION: 16/08/1864 Henrico County, Virginia.
Little is known of Hardenberg's life before joining the Union army, although his pre-war occupation was listed as carpenter on his enlistment documents.
Hardenbergh joined the Union army on August 15, 1861. He was tasked with manning the requa, a primitive type of rapid fire artillery. In 1862, he fought against soldiers under the command of Confederate General "Stonewall" Jackson during Jackson's Valley Campaign. In 1863, he participated in the Siege of Charleston. In January 1864, Hardenberg's enlistment ended, although he reenlisted following a brief furlough home.
Hardenbergh was killed by a Confederate sniper on August 28, 1864 while on picket duty during the Siege of Petersburg. He never received his officers commission and his Medal of Honor was awarded posthumously.
Capture of flag. He was wounded in the shoulder during this action. He was killed in action at Petersburg on 28 August 1864.
BURIAL LOCATION: POPLAR GROVE NATIONAL CEMETERY, PETERSBURG, VIRGINIA.
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