 Ramba uchiverenga ndima iyi - Muna October 1940 akapiwa basa rokutungamirira ngarava yeDido-class yakareruka, HMS Hermione panguva iyoyo yakanga ichivakwa paClyde. Ngarava yacho yakashanda muScapa Flow uye sechikamu cheChipiri Cruiser Squadron yakatora chikamu muna May 1941 mukuvhima Bismarck. Ngarava yacho yakabva yaendeswa kuForce H yaiva kuGibraltar kuti iite basa rokununura Malta. Ngarava iyi yakarovera muItaly 600-Series Adua submarine Tembien pedyo neTunis musi wa2 Chikunguru 1941, iyo Oliver akapihwa Distinguished Service Order DSO muna Mbudzi. 