A wannan lokacin ne Royal Oak ta fito tare da wasu jiragen ruwa na Royal Navy guda goma sha huɗu a cikin fim ɗin Burtaniya na 1937 mai suna Our Fighting Navy, wanda makircinsa ya ta'allaka ne game da juyin mulki a cikin Jamhuriyar Bianco ta Kudancin Amurka. Royal Oak ya nuna wani jirgin ruwa na 'yan tawaye El Mirante, wanda kwamandansa ya tilasta wa wani kyaftin din Burtaniya (wanda Robert Douglas ya buga) ya zabi tsakanin masoyinsa da aikinsa. Fim din ba shi da kyau daga masu sukar, amma ya sami fansa ta hanyar wasan kwaikwayo na wasan kwaikwayo na aikin ruwa.A 1938, Royal Oak ya koma gida Fleet kuma an sanya shi a matsayin jirgin ruwa na biyu na Battle Squadron da ke Portsmouth. A ranar 24 ga Nuwamba, 1938, ta mayar da jikin Sarauniya Maud na Norway, wanda ya mutu a London, zuwa jana'izar jihar a Oslo, tare da mijinta Sarki Haakon VII.
Jamhuriyar Bianco ta Kudancin Amurka