Census lists him as an American Citizen Born Abroad.
After father’s death in 1929, 1930 census shows James and brother Joseph living with grandparents Eugene and Mary Mulvey. James was a paratrooper in Company A, 506th Parachute infantry Reg. 101st Division. Several references to him being killed on June 7, 1944.
Purple Heart…..mentioned in Don Burgett’s book Curahee.
Local newspaper from 1945 mentions his middle name as Harvey.
https://www.findagrave.com/memorial/134986416/james-h-hagenbuch