 In April 1989 , one of the 707s transported 300 Australian Army personnel in two flights to Namibia as part of the Australian contribution to UNTAG , the United Nations Transition Assistance Group policing the country 's transition to independence . Later that year , the squadron helped ferry members of the Australian public when the two domestic airlines were grounded during an industrial dispute ; it was similarly employed in 1991 following the demise of Compass Airlines . On 29 October 1991 , one of the transport @-@ configured 707s crashed into the sea during a training flight out of East Sale , Victoria ; all five crew members were killed . The <unk> inquest into this accident found that training in the asymmetric handling manoeuvre that caused the crash was deficient , and that the RAAF lacked a proper understanding of the handling characteristics of its 707s . No. 33 Squadron transported Australian troops to and from Somalia as part of Operation Solace in 1993 . 
