Kammala jumla mai zuwa: An kafa 5th (Service) Battalion, Wiltshire Regiment a Devizes a watan Agusta 1914. Ba da daɗewa ba bayan haka, an sanya bataliya zuwa Brigade na 40 na 13th (Western) Division, yana maye gurbin 8th Welsh Regiment. Tare da sauran sashin, an canza shi a watan Yuni na 1915 daga Ingila zuwa filin wasa na Bahar Rum, tare da shiga Rundunar Bincike ta Bahar Rum. Da farko an sanya shi don karfafa sojojin a Cape Helles a ranar 6 ga Yuli, 1915, an janye sashin na dan lokaci sannan ya sauka a ANZAC Cove don tallafawa ayyukan a can. Tare da sauran rukunin, an janye shi zuwa Misira a watan Janairun 1916 kafin a tura shi zuwa Mesopotamiya a matsayin wani ɓangare na mummunan yunƙurin da aka yi na
Ka sauƙaƙe garkuwar Kut.