An old town on the Aare inside the walls of a Roman fort, round the chapter of St Ursus.
The Zähringen extended the king's rights there; after 1218 the town became immediate to the Empire.
Who holds it
- Name
- Berthold V as holder of the king's rights, beside the chapter of St Ursus
- Title
- Lord of the town
- Confidence
- medium
Lord in 1200
Berthold V as holder of the king's rights, beside the chapter of St Ursus
Militia
No numbers in the sources.
Walls and castle
The Roman fort walls.
Where the sources disagree
Evidence: The form of the duke's rights in 1200 is not pinned.
Primary sources for Zähringen
Chronicles, registers, sagas and inscriptions written in or near 1200 that cover this entry. Each has its own page with editions, translations and where to read it.
- Annals of Marbach (compiled to 1238, the section on 1198 to 1210 written in the early 13th century). Alsatian annals on the Staufen side of the Upper Rhine. Read online
- Chronicle of Burchard of Ursberg, Burchard of Ursberg (about 1229 to 1230, reworked by Conrad of Lichtenau). Written a generation later by a fierce partisan of the Staufen and a critic of Innocent III. Read online
- Chronicle of Otto of St Blasien, Otto of St Blasien (about 1209 to 1210). A Swabian continuation of Otto of Freising written from the Staufen side. Read online
Sources and studies
Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.