Bretislaus II ruled Bohemia from 1092 until his assassination in 1100, and the Brno mint operated under his authority as part of the appanage system by which Přemyslid princes administered regional coinages. Deniers attributable to this specific issue are rare enough that Cach's cataloguing remains the primary reference point for attribution, with relatively few confirmed examples documented across major collections.
Bretislaus II ruled Bohemia from 1092 until his assassination in 1100, and the Brno mint operated under his authority as part of the appanage system by which Přemyslid princes administered regional coinages. Deniers attributable to this specific issue are rare enough that Cach's cataloguing remains the primary reference point for attribution, with relatively few confirmed examples documented across major collections.