Market borough of the Ossola at the foot of the Simplon, called Burgus Domi in the twelfth century after its collegiate church, castle and market.
A weekly market is claimed from a diploma of 917, altered later. Raids from the Valais are recorded before 1381 (undated).
Who holds it
- Name
- Pietro IV (bishop 1196 to about 1209)
- Title
- Bishop of Novara as count of the Ossola
- Since
- 1196
- Confidence
- medium
Church map record San Giulio; it.wikipedia Domodossola.
Lord in 1200
The bishop of Novara, count of the Ossola since Bishop Pietro III's diploma of 1014; his castle (castrum novum) is cited in 1001 and 1007. Local vassal families are not pinned.
Overlord
The emperor.
Allies and rivals
The commune of Novara; the Valais.
How things stand that morning
The bishop's borough; the commune of Novara contests the bishop's rights in general.
Charter
Market (claimed 917); the bishop's comital grant (1014).
Fairs and markets
Weekly market.
Walls and castle
The bishop's castle.
Trade and crafts
The Simplon and Ossola valley trade.
Where the sources disagree
Evidence: Status in 1200 inferred from the bishop's comital rights.
Sources and studies
Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.