EntityQ7391601· pop 7· linked from 54 articlesSM U-90Sign in to saveConnectionsmetric horsepowerEntitygross register tonnageEntityUnited StatesCountryFranceCountrySpainCountryNorwayCountryUnited KingdomCountryPortugalCountryDenmarkConceptWorld War IConceptgeographic coordinate systemEntityInternational Standard Book NumberEntityRussian EmpireCountryGerman EmpireEntitywattEntitytonneEntityUnited States NavyEntitytorpedoEntityknotEntitynautical mileEntityCategories1917 shipsGerman Type U 87 submarinesShips built in DanzigU-boats commissioned in 1917World War I submarines of Germany