 Plans for Bad Karlshafen, however, were partially completed in a baroque style by architect Paul du Ry in 1717 and the town was renamed as Carlshaven.Since 1977 Karlshafen has spa status, which is when it received the title 'Bad'.Ulrich Otto was elected in 2005 with 62,94 % of the votes, he was reelected in 2011 with 78,32 % of the votes.