 Nyorai kuenderera mberi kweiyi ndima - Musi wa 18 Kurume 1942, akasimudzirwa kuita chinzvimbo chemutevedzeri wemukuru wemauto uye akapihwa chinzvimbo chekuremekedza cheLieutenant General uye Air Marshal kuti ave nemvumo yekuita mabasa ake muCombined Operations; uye, kunyangwe paine kusahadzika kweGeneral Sir Alan Brooke, Mukuru weImperial General Staff, Mountbatten akaiswa muChiefs of Staff Committee. Akanga ari muchikamu chikuru anokonzera kuronga uye kuronga St Nazaire Raidmusi wa 28 Kurume, iyo yakaisa kunze kwechiito chimwe chezviteshi zvinodzivirirwa zvakanyanya muNazi-yakagarwa neFrance kusvika nguva refu mushure mekupera kwehondo, mhedzisiro yacho yakabatsira mukutonga kweAllied muHondo yeAtlantic. Pashure pokubudirira kuviri uku kwakauya Hondo yeDieppe yaAugust 19, 1942. Akanga ari musimboti mukuronga nekusimudzira kurwiswa kwechiteshi chengarava cheDieppe. Kurwisa kwacho kwakakundikana zvakajeka, nevakafa vanenge 60, vakawanda vavo vari vokuCanada. Kutevera Dieppe Raid, Mountbatten akava munhu ane nharo muCanada, neRoyal Canadian Legion achizviparadzanisa naye panguva yekushanya kwake ikoko munguva yebasa rake rekupedzisira. Ukama hwake navaimbova varwi veCanada, avo vakamupomera kurasikirwa, hwakaramba hwakanyarara pashure pehondo. 