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
165 Squadron, Republic of Singapore Air Force air defence system. 165 Squadron, Republic of Singapore Air Force The 165 Squadron is an Air Defence Group squadron of the Air Defence Operations Command, Republic of Singapore Air Force. It operates the Rapier missile purchased from British Aerospace since 1983, providing air defence cover against low-flying aircraft. With its motto, ""Pride in Protection"", the squadron conducted its first live-firing exercise at the Royal Artillery Range in Hebrides, the United Kingdom in July 1984, and participated in its first overseas deployment exercise in 1985 in Exercise Air Thai-Sing (now known as Exercise Cope Tiger) at Chandy Range in Thailand. The