Squadron leader Squadron leader Squadron leader (Sqn Ldr in the RAF ; SQNLDR in the RAAF and RNZAF; formerly sometimes S/L in all services) is a commissioned rank in the Royal Air Force and the air forces of many countries which have historical British influence. It is also sometimes used as the English translation of an equivalent rank in countries which have a non-English air force-specific rank structure. An air force squadron leader ranks above flight lieutenant and immediately below wing commander and it is the most junior of the senior officer ranks. The air force rank of squadron leader has a
120 Squadron Royal Netherlands Air Force thereby ending its relationship with the RAAF. No. 120 Squadron saw combat against Indonesian forces during the Indonesian National Revolution. It remained at Biak until April 1946, when it was deployed to Cililitan near Jakarta. The British-led South East Asia Command, which was responsible for the western NEI at the time, ordered that the squadron proceed to Surabaya where it relieved Royal Air Force P-47 Thunderbolts. During the second half of the year No. 120 Squadron flew 125 combat sorties, during which five of its Kittyhawks were damaged by ground fire. The British left the NEI near the end of