Facts: - battles: vietnam war dhofar rebellion - death date: 19 october 1978 - allegiance: australia 23px - rank: major - awards: x10px , am -lrb- v -rrb- , jscm , cg , ostj lsm , afhm , ssm , tsm , sm , bs -lrb- v -rrb- - birth date: 14 september 1935 - serviceyears: 1963 -- 1972 - name: rex clark - branch: royal australian engineers australian army - unit: australian army training team - laterwork: author war memorial of military history articles , curator at australian - death place: canberra , australia - birth place: inverell , nsw , australia Based on these bullet points, write a short biography describing the life of rex clark .
Answer:
rex clark -lrb- 14 september 1935 -- 19 october 1978 -rrb- was an officer of the australian army and a military historian .he was the most decorated australian serviceman to serve in vietnam , by the number of decorations and awards received .he gained some notoriety due to his serving as a mercenary in foreign wars while on leave from the australian army , and consequently being awarded a number of awards for bravery .he ended his own life while being investigated in relation to the disappearance of militaria from museums and private collections .