Squadron leader a flying squadron is usually commanded by a wing commander, with each of the two flights under a squadron leader. However, ground-operating squadrons which are sub-divisions of a wing are ordinarily commanded by a squadron leader. This includes squadrons of the RAF Regiment and University Air Squadrons. The rank insignia consists of a thin blue band on a slightly wider black band between two narrow blue bands on slightly wider black bands. This is worn on both the lower sleeves of the tunic or on the shoulders of the flying suit or the casual uniform. Squadron leaders are the lowest
No. 9 Squadron (Pakistan Air Force) well as its most senior. No. 9 Squadron was originally raised on 13 November 1943 at Risalpur. The squadron was formed at Lahore on 3 January 1944, equipped with the Hawker Hurricane IIC, by Squadron Leader A.W. Ridler of the Royal Air Force. During this time the squadron was commanded by then Squadron Leader Asghar Khan and deployed in Burma where it was extensively involved in World War II operations against the Japanese, later being awarded the sword of a Japanese general for its services. The squadron was also converted to the Spitfire VIII in 1945, still with then Squadron