 Nyorai mberi kweiyi ndima - 20th Brigade yaive brigade-sized infantry unit yeAustralia Army. Kutanga kumutswa muna 1912 semusangano weMilitia kuti upe kudzidziswa pasi pechirongwa chekumanikidzwa kwekudzidziswa, iro brigade rakazomutswazve musi wa7 Chivabvu 1940 sechikamu chevose vanozvipira Second Australian Imperial Force yekushandira muHondo Yenyika II. Boka racho rakatanga rakagoverwa ku7th Division, asi rakazotamisirwa ku9th Division pakutanga kwa1941. Ivo vakazotora chikamu muKukombwa kweTobruk gore iroro, uye ipapo Hondo Yokutanga neYechipiri yeEl Alameinmuna 1942. Pakuvamba muna 1943, boka racho rakadzokera kuAustralia kunobatanidzwa mukurwisana navaJapan muPacific. Pakupera kwa1943, brigade yakatora chikamu mukubatwa kweLae uyezve mushandirapamwe weHuon Peninsula. Yakadzoserwa kuAustralia mukuvamba kwa 1944, hondo yayo yokupedzisira yakauya mukati meHondo yeNorth Borneo mumwedzi yokupedzisira yehondo. Yakaparadzwa muna February 1946. 