ベラ湾
Following graduation, Davis was called to duty in the U.S. Navy, reporting to Naval Air Station Quonset Point, Rhode Island where he was assigned to CASU-22 (Carrier Aircraft Service Unit). Later, Davis was assigned to the aircraft carrier USS Vella Gulf (CVE-111) where he served as the Navigation Officer, Assistant to the Executive Officer and the ship's Legal Officer. Davis served aboard Vella Gulf during operations in the Mariana Islands and Okinawa and the post war occupation of Tokyo. He was discharged from the Navy in 1946.