|1943 high school photo|
Oscar was drafted in September 1943. After training he was sent to the European theater. PVT Moeller was transferred from the replacement depot to E Company 116th Infantry on 13 Jun 1944 where he served as a rifleman. PVT Moeller was killed in action on 12 Jul 1944.
PVT Moeller rests forever in the Normandy American Cemetery.
Oscar's older brother, George Emil August Moeller, also served in the U.S. Army during the war.