b. 25/01/1845 Shelby County, Kentucky. d. 13/03/1914 Manhattan, Kansas.
DATE OF MOH ACTION: 09/04/1865 Fort Blakely, Alabama.
He was one of two men from the 122nd Illinois Volunteer Infantry Regiment to receive the Medal of Honor during the American Civil War. Callahan was a private in Company B. The medal was awarded for capturing a Confederate flag during the Battle of Fort Blakely on April 9, 1865; he was one of fourteen men awarded with the Medal of Honor at this battle. Callahan joined the Army in August 1862, and was mustered out in July 1865. He received his Medal on 12 July 1865 on parade from the Assistant Inspector-General of the 16th Army Corps Lieutenant J. J. Lyon.
Capture of flag.
BURIAL LOCATION: SUNSET CEMETERY, MANHATTAN, KANSAS.
BLOCK 5, LOT 94, GRAVE 1
LOCATION OF MEDAL: UNKNOWN.