Commander Air Force's mid-rank officers' ranks are modelled on those of the Royal Navy, the term wing commander is used as a rank, and this is the equivalent of a lieutenant colonel in the army or a commander in the navy. The rank of wing commander is above that of squadron leader and below that of group captain. In the former Royal Naval Air Service, which was merged with the Royal Flying Corps to form the Royal Air Force in 1918, the pilots held appointments as well as their normal ranks in the Royal Navy, and they wore insignia appropriate to
Marshal of the Royal Australian Air Force a black broad band. Marshal of the Royal Australian Air Force Marshal of the Royal Australian Air Force (MRAAF) is the highest rank of the Royal Australian Air Force and was created as a direct equivalent of the British Royal Air Force rank of Marshal of the Royal Air Force. It is considered a five-star rank. It has only twice been awarded, each time as an honorary rank to a senior member of the Royal Family. On 2 June 1939 King George VI assumed the rank which he held until his death in 1952. Two years later in 1954, Prince