Background
Callahan was born in Louisville, Kentucky and graduated from Cornell University.
Callahan was born in Louisville, Kentucky and graduated from Cornell University.
Cornell University.
He was living in Chicago when he initially joined the Aviation Section, United States. Signal Corps. He served on exchange duty with the Royal Flying Corps, receiving advanced training as a fighter pilot and attached to 85 Squadron when it went to war on the Western Front. He flew Royal Aircraft Factory Southeast.5a fighters to his first three triumphs, on 16 June, 13 July, and 24 July 1918.
He then switched to Number.
148 Squadron and its Sopwith Camels for his last two victories, when he destroyed Fokker Doctorate.VII fighters on 3 and 28 October 1918. Elliott White Springs"s Warbirds memoirs of Number.
85 Squadron featured Callahan. Callahan returned to the military for World World War II, joining the United States. Army Air Corps.
This term of service took him to duty with the 12th United States. Air Force in Oran, Algeria.
Distinguished Flying Cross (Distinguished Flying Cross).