captain), the highest rank that he attained in his career. His fame was still so great after the war that the French authorities offered a reward of 20,000 Marks for his capture in the occupied Rhineland. Hersing ended his military service in 1924 due to health reasons and moved with his wife to Rastede, a small town in Lower Saxony, where he became a potato farmer. In 1932, he published his memoir, U-21 rettet die Dardanellen ("U-21 saves the Dardanelles"). In 1935, he and his wife moved to Gremmendorf, a district of the city of Münster. Hersing died in 1960 after a long illness; his grave is in the Angelmodde cemetery. The complete collection of his papers and writings is preserved in the Deutsches U-Boot Museum located in the Niedersachsen town of Altenbruch, in a room dedicated to his memory. Awards Iron Cross (1914) 2nd Class 1st Class Pour le Mérite Hanseatic Cross of Lübeck Military Merit Order (Bavaria) Albert Order (Saxony) U-Boat War Badge 1918 version The Honour Cross of the World War 1914/1918 Iron Crescent (Ottoman Empire) See also Atlantic U-boat campaign of World War I Battle of Gallipoli References Bibliography Dufeil, Yves (2011). Kaiserliche Marine U-Boote 1914-1918 - Dictionnaire biographique des commandants de la marine imperiale allemande [Biographic dictionary of the German Imperial Navy] (in French). Histomar Publications. Gibson, R.H.; Prendergast, M. (2002). The German Submarine War 1914-1918. Penzance: Periscope Publishing Ltd. . Gilbert, Martin (2000). La grande storia della prima guerra mondiale [World War I] (in Italian). Milan: Oscar Mondadori. . Gray, Edwyn A. (1994). The U-Boat War: 1914–1918. London: L.Cooper. . Hadley, Michael L. (1995). Count Not the Dead: The Popular Image of the German Submarine. Quebec City: McGill-Queen's University Press. . Lowell, Thomas (2004). Raiders of the Deep. Annapolis: Naval Institute Press. . Sondhaus, Lawrence (2017). German Submarine Warfare in World War I: The Onset of Total War at Sea. Rowman and Littlefield. . External links 1885 births 1960 deaths Military personnel from Mulhouse U-boat commanders (Imperial German Navy) Imperial German Navy personnel of World War I Recipients of the Pour le Mérite (military class) Recipients of the Iron Cross (1914), 1st class Recipients of the Iron Cross, 2nd class Recipients of the Hanseatic Cross