A cikin shekarar 1915, sojojin Australia da New Zealand sun kasance wani ɓangare na rundunar Allied wanda ya tashi don kama Gallipoli Peninsula don buɗe hanya zuwa Bahar Maliya don jiragen ruwa na Allied. Manufar ita ce kama Constantinople, babban birnin daular Ottoman, wanda ya kasance abokin tarayya na Jamus a lokacin yakin. ANZAC ya sauka a Gallipoli a ranar 25 ga Afrilu, yana fuskantar tsananin juriya daga rundunar Ottoman da Mustafa Kemal ya umurce shi (wanda daga baya aka sani da Atatürk). Abin da aka shirya a matsayin mummunan hari don fitar da Ottomans daga yakin ya zama da sauri, kuma yaƙin ya ci gaba har tsawon watanni takwas. A ƙarshen 1915, an kwashe sojojin Allied bayan bangarorin biyu sun sha wahala sosai kuma sun jimre da wahala.
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