ORP Bielik, formerly HNoMS Svenner (S309), was one of four s in service with the Polish Navy. The vessel and its sister ships were built in the period 1964âÂÂ1967 by Rheinstahl Nordseewerke GmbH in Emden, West Germany for the Royal Norwegian Navy. The Kobben-class submarines were given to Poland in the 2002âÂÂ2004 period after having been replaced by s in Norway. Before entering active Polish service the boat was modified in Gdaà Âsk. She was decommissioned in December 2021 alongside her sister SÃÂp, with the decommissioning marking the end of active service for the Kobben-class submarines.