 Nyora kupfuurira kweiyi ndima - Muna June 1943, kutungamirirwa kweBrigade yechi15 kwakatorwa naBrigadier Heathcote Hammer uyo akanga atungamirira nokusiyanisa somutungamiri webato muNorth Africa, kubatanidza paFirstuye Hondo Yechipiri yeEl Alamein. Hammer akatungamirira boka racho kusvikira hondo yapera. Gare gare muna 1943 boka racho rakatumirwa kuNew Guinea. Kurwa kwaro kwokutanga kwaibatanidza 24th uye 58th59th Battalions kurwisa maJapan munguva yeSalamauaLae campaign. Yakapiwa basa mukunyengedza kurwisa Salamaua, zviito zvakakosha zvebhiriji zvakauya muna Chikumi uye muna Chikunguru pavakabatanidzwa muhondo dzakapoteredza Bobdubi Ridge. Munguva iyi 57th60th Battalion yakanga yagoverwa kuchengetedza nzvimbo yekudzivirira yeUS 871st Airborne Engineer Battalion, avo vakanga vachigadzira nzvimbo itsva yemhepo yakadzika musango paTsili Tsili. Pakupera kwe SalamauaLae mushandirapamwe zvikamu zvese zvebhirigedhi zvakadzoserwa kuPort Moresby. Mukutanga kwa1944, brigade yakaumbwa kuti irwe muhondo yose uye yakabatanidzwa ne7th Division nokuda kwebasa rayo mumipata yeMarkham neRamu, ichisvika kuDumpu musi wa7 January kuti itange mberi kwavo. MunaFebruary, mushure mekurwa kwakatenderedza Kankiryo Saddle, 15th Brigade yakasimuka muFaria Valley kutora kubva ku18th Brigade. Boka racho rakabva raenderera mberi kuenda kuMadang sechikamu che11th Division, iyo yakasvika musi wa24 Kubvumbi 1944. 