EntityQ2207347· pop 6· linked from 38 articlesSM U-68Sign in to save1915 UD-class submarineConnectionsImperial German NavyEntitylength overallEntityUD-class submarineEntitySubmarine hullEntityGermanEntityWorld War IConceptGibraltarEntitygeographic coordinate systemEntityIrelandEntityInternational Standard Book NumberEntityKielEntitysubmarineEntityGerman EmpireEntityAnnapolisEntityStrait of GibraltarEntityWayback MachineEntityPulaEntityelectric motorEntitytonneEntitytorpedoEntityCategories1915 shipsGerman Type U 66 submarinesMaritime incidents in 1916Ship infoboxes without an imageShips built in KielShipwrecks of IrelandU-boats commissioned in 1915U-boats sunk by British warshipsU-boats sunk in 1916World War I shipwrecks in the Atlantic OceanWorld War I submarines of Germany