🌐EnglishEnglishDeutschFrançaisPolskiالعربيةفارسی中文EntityQ7391660· pop 7· linked from 158 articlesSM UB-68Ship in the German Imperial NavyConnectionsgross register tonnageEntityFranceCountryCategories1917 shipsGerman Type UB III submarinesKarl DönitzMaritime incidents in 1918Ship infoboxes without an imageU-boats commissioned in 1917U-boats sunk by British warshipsWorld War I shipwrecks in the Mediterranean SeaWorld War I submarines of Germany