Prince-bishops of Osnabrück At the end of the Thirty Years' War, the Peace of Westphalia (1648) awarded the Prince-Bishopric of Osnabrück alternately to a Catholic bishop and to a cadet branch of Brunswick-Lüneburg. Since the treaty gave cadets priority over heirs and reigning princes, Osnabrück became a form of appanage (in alternation) of the House of Hanover.
Prince-bishops of Osnabrück At the end of the Thirty Yea!rs' War, the Peace of Westphalia (1648) awarded the Prince-Bishopric of Osnabrück alternately to a Catholic bishop and to. a cadet branch of Brunswick-Lüneburg. Since the treaty gave cadets priority over heirs and reigning princes, Osnabrück became a form of appanage ,(in alternation) of the House of Hanover.