Home›1943 ships›U-1231🌐EnglishEnglishDeutschFrançaisРусскийالعربيةEntityQ3551961· pop 9· linked from 146 articlesU-1231German World War II submarineAvailable in 9 languagesFrançaisDeutschРусскийالعربيةHungarianSlovenianTiếng ViệtUkrainianvia Wikidata sitelinks · CC0ConnectionsType IX submarineEntitycaptainEntityCategories1943 shipsCold War submarines of the Soviet UnionForeign submarines of the Soviet NavyGerman Type IX submarinesShip infoboxes without an imageShips built in HamburgU-boats commissioned in 1944World War II submarines of Germany