Gentle joined the Army Reserves in 1931. When the U.S. entered
World War II Gentle was assigned to the
36th Infantry regiment. His unit was deployed to the European Theater where it fought at
Salerno, the mountains behind
Monte Cassino. Another battle was fought at the
Gari River in
Italy. Finally he joined
General Patton's forces as they moved across
Europe and into the
Rhineland. At the end of the war, Gentle, now a major, was named U.S. trade and industry officer for the American zone of Germany. He retired from the Army in 1956 in the rank of
colonel. ==Other sports==