SMS Derfflinger
... that because of her tough resistance during the Battle of Jutland, the German battlecruiser SMS Derfflinger was nicknamed "Iron Dog" by the British Royal Navy?
... that because of her tough resistance during the <a href="./Battle_of_Jutland" id="mwFVU" rel="mw:WikiLink" title="Battle of Jutland">Battle of Jutland</a>, the German <a href="./Battlecruiser" id="mwFVY" rel="mw:WikiLink" title="Battlecruiser">battlecruiser</a> <b id="mwFVc"><a about="#mwt65" data-mw='{"parts":[{"template":{"target":{"wt":"SMS","href":"./Template:SMS"},"params":{"1":{"wt":"Derfflinger"}},"i":0}}]}' href="./SMS_Derfflinger" id="mwFVg" rel="mw:WikiLink" title="SMS Derfflinger" typeof="mw:Transclusion">SMS<span typeof="mw:Entity"> </span><i>Derfflinger</i></a></b> <i id="mwFVk">(pictured)</i> was nicknamed "Iron Dog" by the British <a href="./Royal_Navy" id="mwFVo" rel="mw:WikiLink" title="Royal Navy">Royal Navy</a>?