 Ramba uchiverenga ndima ino - Yakanga ichiri kugoverwa ku3rd Battle Squadron yeGrand Fleet muScapa Flow pakutanga kweHondo Yenyika I. Musi wa15 Zvita ngarava yakakuvadzwa zvakanyanya nekuda kwemamiriro ekunze akaipa muPentland Firth paakaenda kunopinda ngarava dzeGerman dzichipfura zviteshi muYorkshireuye aifanira kudzokera kuchiteshi chengarava nokuda kwokugadzirisa. Blanche akaendeswa ku4th Battle Squadron, achibatanidza hanzvadzi yake,, muna January 1916. Musi waFebruary 28, iye aiva mumwe wevatatu cruisers akatumwa kunorinda pamhenderekedzo yeNorway panguva yekutsvaga kweGermany raider SMS Greif, kunyange zvazvo asina kupinda mukutaurirana nechikepe cheGermany asati anyudzwa. Kaputeni John Casement akabvisa Hyde musi wa 21 May. Munguva yeHondo yeJutland, akapiwa chinzvimbo kumashure kwechikwata panguva yehondo uye haana kupfura pfuti dzake. Pakazosvika Ndira 1917, Blanche yakaparadzaniswa neGrand Fleet, zvichida ichishandurwa kuva minelayer uye Casement akabviswa naCaptain The Honourable Reginald Plunkett-Ernle-Erle-Drax musi wa 15 Ndira. Ngarava yacho yakanga yagoverwa ku5th Battle Squadron naApril. Blanche yakaisa zvimbambaira pamusuo weKattegat pausiku hwa1819 na2425 Kukadzi 1918, chikamu chezvimbambaira zvacho 1 238 zvakaiswa mukati memakore gumi nematanhatu muhondo. Kaputeni Francis Buller akatora mutungamiri panzvimbo yaPlunkett-Ernle-Erle-Drax musi wa 5 April 1918. Iyewo, akazosunungurwa naKaputeni Charles Wrightson musi wa 7 Ndira 1919. Ngarava yakanga ichiri kugoverwa ku5th Battle Squadron munaFebruary, asi yakanga yagoverwa kuNore Reserve na1 May, pamwe chete ne Blonde. Hanzvadzi dzacho dzakanyorwa kuti dzitengeswe musi wa18 March 1920 uye Blanche yakatengeswa kuFryer kuti ishandiswe musi wa27 July 1921 uye yakaparadzwa paSunderland. 