 Nyorai kupfuurira kweiyi ndima - Pana 6 February 1915, ngarava yechiedza yakwegura yakabatana nechiitiko cheEast Africa. Musi wa6 Chikunguru, akabatana neGerman cruiser nemabhatiri egungwa eGerman, panguva yeHondo yeRufiji Delta.. Pioneer akaramba ari kuEast Africa uye akatora chikamu mukurwisa kweGerman East Africa, kusanganisira Dar-es-Salaam musi wa13 Chikumi 1916. Pioneer ipapo akadzokera kuAustralia, kuti abviswe mubasa muna October 1916. 