In March 1975 the Australian Government dispatched RAAF transport aircraft to South Vietnam to provide humanitarian assistance to refugees fleeing the North Vietnamese Ho Chi Minh Campaign. The first Australian C-130 Hercules arrived at Tan Son Nhat Airport on 30 March and the force, which was designated 'Detachment S', reached a strength of eight Hercules by the second week of April.
In March 1975, the Australian Government sent military transport aircraft to South Vietnam to assist refugees fleeing the North Vietnamese Ho Chi Minh Campaign. The first C-130 Hercules arrived at Tan Son Nhat Airport on March 30th and by the second week of April, the force, designated 'Detachment S', had eight Hercules in service.