unter - k iller ▁sub marine ▁( SS K ) ▁of ▁the ▁Royal ▁Canadian ▁Navy . ▁She ▁is ▁the ▁former ▁Royal ▁Navy ▁U ph older - class ▁sub marine ▁HMS ▁Urs ula ▁( S 4 2 ), ▁purchased ▁from ▁the ▁British ▁at ▁the ▁end ▁of ▁the ▁Cold ▁War . ▁She ▁is ▁the ▁third ▁boat ▁of ▁the ▁Victoria ▁class ▁and ▁is ▁named ▁after ▁the ▁city ▁of ▁Cor ner ▁Brook , ▁New found land . ▁The ▁sub marine ▁was ▁launched ▁in ▁ 1 9 8 9 ▁and ▁entered ▁service ▁with ▁the ▁Royal ▁Navy ▁in ▁ 1 9 9 2 . ▁The ▁Royal ▁Navy ▁laid ▁Urs ula ▁up ▁in ▁ 1 9 9 4 . ▁In ▁ 1 9 9 8 , ▁Canada ▁acquired ▁the ▁sub marine ▁from ▁the ▁United ▁Kingdom . ▁The ▁vessel ▁entered ▁service ▁with ▁the ▁Canadian ▁Ar med ▁Forces ▁in ▁ 2 0 0 3 . ▁Ren amed ▁Cor ner ▁Brook , ▁the ▁sub marine ▁took ▁part ▁in ▁several ▁military ▁exer cis es ▁both ▁intern ation ally , ▁such ▁as ▁NAT O ▁exer cis es ▁and ▁domestic , ▁such ▁as ▁Operation ▁N ano ok . ▁In ▁June ▁ 2 0 1 1 , ▁the ▁sub marine ▁ran ▁a ground ▁in ▁No ot ka ▁Sound , ▁dam aging ▁the ▁vessel ' s ▁bow . ▁The ▁sub marine ▁was ▁sent ▁for ▁ref it ▁in ▁ 2 0 1 4 ▁to ▁complete ▁the ▁rep airs . ▁ ▁Design ▁As ▁built ▁the ▁U ph older / V ict oria ▁class ▁was ▁designed ▁as ▁a ▁replacement ▁for ▁the