The terms "Aviación Nacional", "Fuerza Aérea Nacional" and "Ejército Nacional del Aire" refer to military air units supporting General Franco against the Second Spanish Republic in the Spanish Civil War and includes: The Nationalist side of the Spanish Air Force made up of planes supplied by Nazi Germany, Fascist Italy and by aircraft captured from the Spanish Republican Air Force Condor Legion of Nazi Germany Aviazione Legionaria of Fascist ItalyAt the end of the war, the air force was reorganised into the current iteration of the Spanish Air Force, with its fin flash still used on modern Spanish aircraft. Wikipedia