Straight back through the Brink The P-51D Mustang is seen by many among the most effective aircraft of WWII, but this excellent design with laminar movement wing still had lots to provide from then on conflict had ended. In 1950, right now having been re-named the F-51D when the U.S. Air Force ended up being divided from Army in 1947, it was called into action into the Korean War; airfields regarding Korean peninsula had been ill-suited to jet aircraft and the F-51D still had the necessary range and ordnance to move back the years and work as a front line fighter.