Pashure pokunge kurwisa kweJapan Pearl Harbor kwapinza America muhondo nomusi wa7 December 1941, "Niblack" yakaramba ichiperekedza ngarava dzokuNorth Atlantic kuReykjavík, Iceland, Derry, Northern Ireland, uye Greenock, Scotland. Muna July 1942 akaendeswa kuCaribbean nokuda kwebasa renguva pfupi pakukwirira kweU-boat campaign ikoko, achidzorera basa rekuchamhembe muna August. Muna November 1942, akaendesa boka rokutanga rokutsigira kuCasablanca pashure pokunge vaAllied vasvika
pamhenderekedzo yeMoroccan. Ngarava yacho yakabva yaita basa rokuperekedza ngarava dzomumhenderekedzo yegungwa kusvikira yaenda kuMers-el-Kébir, Algeria, kutanga kwaMay 1943.