Complex sentence: Born in Dublin, Texas, Davis joined the U.S. Army Air Corps in early 1942, and after training was sent to the Pacific Theatre during World War II. Davis flew in the New Guinea and Philippines campaigns, scoring seven victories over Japanese aircraft.
Split into simpler sentences: Born in Dublin, Texas, Davis joined the US Army Air Corps in early 1942, and after training was sent to the Pacific Theatre during the war. There, Davis flew in the New Guinea Campaign and the Philippines Campaign, scoring seven victories over Japanese aircraft.