BATTLE OF THE ATLANTIC: To the Finish

Adolf Hitler last week served notice that his submarine campaign is the most dangerous weapon in Germany's armory of defense, and that to beat it the U.S. and Britain must bring their best might & brains to bear. Into the supreme command of the German Navy, succeeding famed old Erich Raeder, moved thin-lipped Admiral Karl Doenitz, whom the Germans call the greatest submarine genius of history.

Doenitz devised the U-boats' "wolfpack" tactics, and he has recently sent them to sea in multiple, menacing "echelons of packs." Said he when he took command...

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