U-255
... that the German submarine U-255 was one of the most successful U-boats to operate in the Arctic Ocean in World War II?
... that the German submarine <i id="mwD94"><b id="mwD98"><a href="./German_submarine_U-255" id="mwD-A" rel="mw:WikiLink" title="German submarine U-255">U-255</a></b></i> was one of the most successful U-boats to operate in the Arctic Ocean in World War II?