He was sent for occupation duties to Santo Domingo at the beginning of December 1916 and served there until April 1919 as a company commander with 4th Marine Regiment.

Young Moore was promoted to the rank of 1st Lieutenant on May 22, 1917, and distinguished himself during his service there and was later decorated with Order of Military Merit by the Government of Dominican Republic.

Moore served there as executive officer of observations aircraft squadrons within Third Marine Brigade under the command of Brigadier General Smedley D. Butler.

While stationed in Tianjin, General Butler arranged a special review on the occasion of Marine Corps Birthday on November 10, 1927.

He was subsequently appointed Executive Officer of the aircraft squadrons, East Coast Expeditionary Force based at Quantico and also promoted to the rank of Major on May 20, 1931.

[3] Moore spent one year at his well-known Quantico Base, was promoted to the rank of lieutenant colonel on June 30, 1935, and subsequently transferred to Virgin Islands, where he served as squadron commander at the Marine Corps Air Station at St. Thomas.

He returned to the States in April 1937 and was assigned as a student to Senior Course at Naval War College in Newport, Rhode Island, in June 1937.

For his service in this capacity, he was decorated with La Orden El Sol del Peru, rank Commander and Peruvian Aviation Cross, 1st Class by President Ugarteche.

For his efforts during the Bismarck Archipelago Campaign, when he successfully neutralized enemy air power in the region, he was decorated with the Legion of Merit.

His last service assignment came in February 1945, when he was appointed commanding general of aircraft, Fleet Marine Force, Pacific, the position, which he held for the rest of the war.