In the neighbourhood are the ruins of the Isenburg, demolished in 1226.
Salm, Isenburg, Leyen) should only be represented mediately in the diet of the new Confederation.
Of Isenburg (d.
What the pope actually sought to combat by his dissolution of the Roman Academy 1 Diether von Isenburg (1412-1463), second son of Count Diether of Isenburg-Biidingen; rector of the university of Erfurt, 1434; archbishop of Mainz, 1459.
(of Isenburg); and it was partly to overawe the turbulent townsmen that successive archbishops built and strengthened the fortress of Ehrenbreitstein (q.v.) that dominates the city.