British ships,with the help of planes launched from an aircraft carrier, destroyed a powerful German battleship, the Bismarck on May 27,1941.
VOA: special.2011.06.09
Mr. Ballard has spent decades recovering relics and finding wrecks, including the passenger liner Titanic, the German battleshipBismarck and President John F.
He says he came up with the idea while he was using submersibles to film a documentary on the wreck of the Bismarck, a German battleship that lies 4, 800m (17, 500ft) underwater.