EntityQ554623· pop 15· linked from 831 articlesU-557Sign in to save1940 Type VIIC submarineConnectionsType VII submarineEntitygross register tonnageEntitymotor-generatorEntity1st U-boat FlotillaEntityOberleutnant zur SeeEntityHerbert WernerEntityNorwayCountryUnited KingdomCountryWorld War IIConceptMediterranean SeaEntityBaltic SeaEntityNazi GermanyConceptgeographic coordinate systemEntityInternational Standard Book NumberEntityCreteEntityKielEntityMessinaEntitysubmarineEntitykilometreEntityStrait of GibraltarEntityCategories1940 shipsFriendly fire incidents of World War IIGerman Type VIIC submarinesMaritime incidents in December 1941Ship infoboxes without an imageShips built in HamburgShipwrecks of GreeceU-boat accidentsU-boats commissioned in 1941U-boats lost with all handsU-boats sunk by Italian warshipsU-boats sunk in 1941