 Following the disbanding of the unit the next month, "Nautilus" remained in the northern Baltic, patrolling off the Åland Islands, until she was decommissioned on 10 December.Following the end of the war in late 1918, Germany was forced to sign the Treaty of Versailles, which significantly reduced Germany's naval strength.The new "Reichsmarine" was limited to six old pre-dreadnought battleships, six light cruisers, twelve destroyers, and twelve torpedo boats.