Amidst a relentless attack by Wolfpack Steinbrinck, the Canadian destroyer HMCS Assiniboine cornered the German submarine U-210. A furious surface duel erupted, with the U-boat's guns hitting the ...

For the first time since they were purchased in 1998, the Royal Canadian Navy has reached a stage where three of its four diesel-electric submarines are now shipshape and available for operations.

Canada, looking to shore up its defense of the Arctic, is moving ahead to acquire up to 12 submarines and has started a formal process to meet with manufacturers, the defense ministry said. Canada ...