Pedzisa mutsara unotevera: Muna March 1941, Rear Admiral Giffen akava mutungamiriri weboka rengarava. Akatungamirira North Atlantic Neutrality Patrol pakuwedzera "mabasa ehondo" mukati mechikamu chokupedzisira cha1941. Apo hondo yeUnited States yakatanga zviri pamutemo muna December, akatungamirira mauto aiva pamusoro pemvura aiperekedza ngarava uye, pane dzimwe nguva, aishandira pamwe chete neBritish Home Fleet. Muna November 1942, akabatanidzwa mu
Kupinda kweNorth Africa, uko boka rake rebasa rakabatanidza zvikepe zvehondo zveFrance nendege kubva kuCasablanca, Morocco.