met his future wife, Alile Colon, a university student at the "Colegio del Sagrado Corazon", from the town of Yabucoa. World War II On 24 December 1942, Nido was sent to London, England, and participated on the European Theater of the war as a bomber pilot. He was transferred to 610 Squadron of the British Royal Air Force and participated in various combat missions as a Supermarine Spitfire pilot. In November 1943, Nido, then a Captain, was among 10 pilots of the 67th Reconnaissance Squadron who were sent to weather school at RAF Zeals under the command of Colonel T. S. Moorman. His unit participated in 275 missions. Later, in 1943, Nido and 59 other American pilots were transferred to the U.S. Army Air Forces. He was assigned to the 67th Fighter Group as a P-51 Mustang fighter pilot. Nido baptized his P-51 with the name of "Alile" in honor of the girl that he left back home. Post World War II After the war he continued to serve in the Army Air Forces and in 1947 became part of the newly formed United States Air Force. On 23 November 1947, the Puerto Rico Air National Guard (PRANG) came into existence as a result of the efforts led by Colonel Alberto A. Nido, Colonel Mihiel Gilormini, and Lieutenant Colonel José Antonio Muñiz. Nido served as commander of PRANG for many years and was later assigned to the National Guard Headquarters as Chief of Staff for Air. In January 1966, Nido, approached Maj. Gen. Winston P. Wilson, Chief of the National Guard Bureau, inquired about the possibility of constructing a range at the Army Guard's Salinas Training Area (Camp Santiago), located 35 miles on the south coast area of Puerto Rico. Two days later, Brig Gen. Salvador Roig approved a plan for this project and assigned Captain Gabriel I. Peñagarícano as project officer. The NGB budgeted $10,000 for this construction, this tight budget required a maximum in-house effort. The U.S. Army Antilles Command, caretakers of the Salinas Training Area, provided earth-moving equipment and personnel to level the target area. They also dug necessary holes for electric power poles, communications and strafing and skip-bombing targets. The range towers were donated by the air depot at McDill AFB and transported directly to the range on C-123 aircraft. Nido, who also served as commander of the local chapter of the "Military Order of World