Pedzisa mutsara unotevera: HMS "Defender" yakanga iri D-class destroyer yakavakirwa Royal Navy mukutanga kwema1930. Ngarava yacho pakutanga yakapiwa kuMediterranean Fleet isati yaendeswa kuChina Station pakutanga kwa1935. Yakanga ichishandiswa kwenguva pfupi muGungwa Dzvuku mukupera kwa1935 panguva yeAbyssinia Crisis, isati yadzokera kunzvimbo yayo yakagadzwa kwayakagara kusvika pakati pa1939. "Defender" yakadzorerwa kuMediterranean Fleet Hondo Yenyika II isati yatanga muna September 1939. Akapiwa basa kwenguva pfupi kuWest Africa rokufambisa ngarava muna 1940 asati adzokera kuMediterranean. Ngarava iyi yakapinda muhondo dzeCalabria, Cape Spartivento, uye
Cape Matapan gore rinotevera risina kukuvara. "Mudziviriri" akabatsira mukubuda muGreece neKrete muna Kubvumbi-Chivabvu 1941, asati atanga kumhanyisa mishoni yekupa kuTobruk, Libya muna Chikumi. Ngarava yacho yakakuvadzwa zvikuru nebhomba reGermany pane imwe yemabasa iwayo uye yaifanira kuvharwa nemudzimai wake musi wa 11 Chikunguru 1941.