German submarine U - 19 ( 1935 ) German submarine " U - 19 " was a Type IIB U - boat of the German " Kriegsmarine " during World War II . Her keel was laid down on 20 July 1935 , at the Germaniawerft of Kiel . She was launched on 21 December 1935 , and commissioned on 16 January 1936 , under the command of " Kapitänleutnant " Viktor Schütze . " U - 19 " conducted 20 patrols , sinking 15 ships totalling 35 , 871 tons . On 1 May 1940 , " U - 19 " was withdrawn from combat duty and used for training and as a school boat . She returned to active duty in the 30th U - boat Flotilla on 1 May 1942 , after having been transported overland and along the Danube to the Black Sea . Operational history . 1st , 2nd and 3rd patrols . " U - 19 " s first three patrols involved voyages between Wilhelmshaven and Kiel via the North Sea . She also carried out a series of short journeys , one of which took her to the English east coast near The Wash . 4th and 5th patrols . The boat sank the " Carica Milica " with a mine off the Shipwash Lightship , ( southeast of Aldeburgh ) on 18 November 1939 . " U - 19 " departed Wilhelmshaven on 4 January 1940 . On the 9th , she sank the " Manx " north of Kinnaird Head , near Fraserburgh in Scotland . She docked in Kiel on the 12th . 6th - 9th patrols . More success came when the submarine sank the " Battanglia " on 23 January 1940 southeast of Farne Island and the " Gudveig " east of the Longstone Light vessel ( north of Newcastle ) . A steady stream of sinkings followed , including the " Charkow " on 19 March 1940 and the " Bothal " on the 20th . The boat then moved to the Black Sea overland and along the Danube river . 10th patrol . She departed the Rumania n port of Konstanza ( where she was to be based for the rest of her career ) , on 21 January 1943 . She was attacked by four unidentified aircraft off Gelendzhik on 13 February ; damage was minimal . 11th and 12th patrols . This foray was cut short on 27 March 1943 because of problems with the starboard engine . A crewman fell sick between Tuapse and Poti . He was transferred to the " schnell - boot " " S - 51 " off Novorossiysk on 28 April 1943 . 13th patrol . This sortie was officially divided into three parts . Having left Konstanza on 10 June 1943 , she returned on the 11th due to a defective exhaust valve , having first re - fuelled at Feodosia . < br > Part two was the longest , starting from Konstanza on 16 June and finishing in Feodosia on 7 July . < br > The third portion was little more than a movement exercise from Feodosia to Konstanza which only lasted two days . 14th patrol . Patrol number fourteen was also divided . The first segment was marred when a second sick crew member was transferred to " U - 20 " . " U - 19 " put - in to Feodosia to re - supply . < br > The second part involved the boat as part of a patrol line , along with " U - 23 " and " U - 24 " . This activity was cut short for " U - 19 " because of problems with the periscope . 15th - 19th patrols . These sorties covered most of the Black Sea but were relatively uneventful . 20th patrol . " U - 19 " departed Konstanza on 25 August 1944 . She sank the Soviet minesweeper " BTSC - 410 Vzrv " ( No 25 ) on 2 September . The communist regime cited this incident as the reason that the Rumanian fleet was seized . The commander was wounded in an accident on the 7th . The First Watch Officer ( 1WO ) took over . Fate . The boat was scuttled in the Black Sea off the coast of Turkey on 10 September 1944 . " U - 19 " suffered no casualties to any of her crew . On 3 February 2008 , " The Daily Telegraph " newspaper reported that " U - 20 " and " U - 23 " had been discovered by Selçuk Kolay , a Turkish marine engineer . He thinks he is also close to pinpointing " U - 19 " , thought to lie more than down , three miles from the Turkish city of Zonguldak .