Burkhard von Weisbriach was an ecclesiastical principality whose capital was the former city of what?
Archbishopric of Salzburg The Prince-Archbishopric of Salzburg (German: "Fürsterzbistum Salzburg" ) was an ecclesiastical principality and state of the Holy Roman Empire. It comprised the secular territory ruled by the Archbishops of Salzburg, as distinguished from the much larger Catholic diocese founded in 739 by Saint Boniface in the German stem duchy of Bavaria. The capital of the archbishopric was Salzburg, the former Roman city of "Iuvavum ".
Ferdinand of Bavaria (bishop) Ferdinand of Bavaria (German: "Ferdinand von Bayern" ) (6 October 1577 – 13 September 1650) was Prince-elector archbishop of the Archbishopric of Cologne (Holy Roman Empire) from 1612 to 1650, as successor of Ernest of Bavaria. He was also prince-bishop of Hildesheim, Liège, Münster, and Paderborn.