 Complete the following phrase:  The German Navy made two battleship raids against Allied convoys in the Atlantic Ocean during early 1941. Between January and March 1941 the battleships and conducted Operation Berlin, during which they sailed from Germany, successfully attacked Allied shipping and returned to occupied France. A second raid, Operation Rheinübung, was attempted in May and involved the battleship Bismarck and heavy cruiser Prinz Eugen. While the German ships destroyed the British battlecruiser HMS Hood on 24 May, Bismarck was crippled by Fairey Swordfish torpedo bombers from the British aircraft carrier and 