A small state at the meeting of the Danube, Inn and Ilz whose bishops ruled barely 900 km² while their diocese once stretched down the Danube past Vienna.
Abolished by the Reichsdeputationshauptschluss of 1803: Passau city and the lands on the left bank of the Inn went to Bavaria, the rest to Ferdinand III's Electorate of Salzburg and thence to Austria; all of it was Bavarian by 1805/06.
The imperial church and the small Bavarian-Circle prince-bishoprics such as Passau.
Covers the Peace of Passau (1552) and the Bavarian Circle context of the see.