Deutschland
Otto von Bülow was a crew member of what from Oct 1933 to Sep 1935?
Otto von Bülow Otto von Bülow ( 16 October 1911 – 5 January 2006 ) was a German U-boat commander in World War II , and a captain in the Bundesmarine . He was a recipient of the Knights Cross of the Iron Cross with Oak Leaves of Nazi Germany . Family . Bülow was born in Wilhelmshaven as the son of Captain Otto von Bülow ( 1874–1930 ) and Johanna Meyer ( 1883–1937 ) . He was descended from the Bülow family , an old aristocratic family from Mecklenburg . On 5 June 1937 he married Helga Christiansen ( born 2 April 1914 in Rødding , Denmark , then a part of Germany ) . Bülow was the chairman ( 1970–1988 ) and afterwards honorary chairman of the Bülow Family Association . Military career . Bülow joined the Kriegsmarine on 1 April 1930 , and completed his basic training in Stralsund . His first assignment was on the Niobe , a German training ship , from July until October 1930 . He then served on the Light Cruiser Emden until the start of 1932 . He then went back to Stralsund for more training , and between 1932 and 1933 he trained at the Naval Academy Mürwik . In 1933 he was stationed on the battleship Deutschland , where he was Battery commander . He later served on the Emden , the , and later on a landbased assignment in Pillau until 1940 . In April 1940 Bülow transferred to the U-boat service , and completed his training on 11 November 1940 . He was posted as commander of the in the 21st U-boat Flotilla . On 6 August 1941 he took command of in the 6th U-boat Flotilla . He sank 15 ships whilst in U-404 , including a Royal Navy destroyer ( ) , and damaged 2 other ships . He received the Knights Cross on 20 October 1942 , and in April , 1943 , the Knights Cross with Oak Leaves for the assumed sinking of . On 1 September 1943 he was reassigned as commander of the 23rd U-boat Flotilla based in Danzig . In May 1945 , Bülow was taken prisoner by the British , and was released in August of that year . In 1956 he joined the Bundeswehr and was the garrison chief of Bremerhaven . He received command of the German Destroyer Z-6 in 1962 . In 1963 , he became commander of the 3rd Destroyer Squadron . Before he retired in 1970 he was the garrison chief of Hamburg for five years . He died in Wohltorf . Summary of career . Awards . - Iron Cross ( 1939 ) 2nd Class ( 6 April 1942 ) & 1st Class ( 6 April 1942 ) - Wehrmacht Long Service Award 4th Class - U-boat War Badge ( 1939 ) with Diamonds ( April 1943 ) - Knights Cross of the Iron Cross with Oak Leaves - Knights Cross on 20 October 1942 as Kapitänleutnant and commander of U-404 - 234th Oak Leaves on 26 April 1943 as Kapitänleutnant and commander of U-404 - War Merit Cross 2nd Class ( 20 April 1944 ) - Officers Cross , Order of Merit of the Federal Republic of Germany Ranks achieved . - Kriegsmarine : Korvettenkapitän ( Corvette Captain ) , effective as of 1 June 1943 - Bundesmarine : Kapitän zur See ( Captain at Sea ) on 1 October 1962