German_submarine_U-73_(1940)--Fritz_Rentrop

German submarine U-73 was a Type VIIB U-boat of Nazi Germany's Kriegsmarine during World War II. She was laid down by Vegesacker Werft, Germany as yard number 1 on 5 November 1939, launched on 27 July 1940 and commissioned on 30 September of the same year under Kapitänleutnant (Kptlt.) Helmut Rosenbaum.U-73 carried out 15 patrols between early 1941 and late 1943, sinking eight ships and four warships. She also damaged a further three commercial vessels. She was part of five wolfpacks. She was sunk by two US warships, USS Woolsey and Trippe, off the North African coast on 16 December 1943 at 36°7′N 0°50′W.