Kammala jumla mai zuwa: Runduna ta 30 ta kasance rundunar sojojin dakarun dakarun dakarun Australiya. An kafa shi a watan Disamba na 1941, a matsayin wani ɓangare na Militia, an ɗaga rukunin don yin aiki a lokacin Yaƙin Duniya na Biyu. An kafa shi ne don mayar da martani ga shigar Japan cikin yaƙin, an kafa ƙungiyoyi masu zaman kansu na brigade a jihohi da yawa na Ostiraliya. Wasu daga cikin wadannan an riga an tura su zuwa New Guinea kafin a kafa hedkwatar brigade, kodayake mafi yawansu sun isa can a farkon 1942. Bayan isowarsu, brigade da farko ta ba da sojojin garkuwar zuwa Port Moresby kafin daga baya su shiga cikin
Yaƙin da aka yi tare da Kokoda Track lokacin da abubuwa suka shiga cikin jinkirta ayyukan kusa da Kokoda da Isurava, kafin a sauƙaƙe su ta hanyar raka'a na biyu na Australiya. Bayan yakin ya fara juyawa a cikin goyon bayan 'yan Australia, Jafananci sun janye arewa zuwa ga rairayin bakin teku a kusa da Buna da Gona, kuma an sake mayar da bangarorin brigade zuwa yakin. A farkon 1943, an janye Brigade na 30 zuwa Ostiraliya kuma an rushe shi a watan Yulin 1943, tare da sake rarraba ma'aikatansa zuwa wasu ƙungiyoyi.