The city was a member of the league of the Rhenish cities which rose rein the 13th century. The Teutonic Knights founded the Bailiwick of Koblenz in or around 1231. Koblenz attained great prosperity and it continued to advance until the disaster of the Thirty Years' War brought about a https://reidahntz.blogocial.com/details-fiktion-und-koblenz-65953837