SM U-7 (Germany)
Introduction '''SM ''U-7''''' was a Type U 5 U-boat, one of the 329 that served in the Imperial German Navy in World War I. ''U-7'' was engaged in the naval warfare and took part in the First Battle of the Atlantic.
Fate On 21 January 1915, ''U-7'' was torpedoed and sunk by , which had mistaken her for an enemy submarine. Twenty-four crew were killed, and only one survived.
References
Bibliography **********
External links * Photos of cruises of German submarine U-54 in 1916-1918. * A 44 min. German film from 1917 about a cruise of the German submarine U-35. ** Room 40:  original documents, photos and maps about World War I German submarine warfare and British Room 40 Intelligence from The National Archives, Kew, Richmond, UK.