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Casimir I of Opole
Casimir I of Opole (c. 1179–1230) was a Silesian Piast prince, Duke of Opole and Racibórz from 1211.
Timeline
- 1211–1220Opole · SilesiaGranted the Duchy of Opole in 1211 after the death of his father Mieszko I, he consolidated rule through marriage alliances and territorial adjustments with his brothers, maintaining independence among the Silesian duchies and participating in imperial princely politics.
- 1220–1230Opole · SilesiaIn his later years he divided Racibórz and other lands among his sons, establishing the succession pattern of the Opole line; he died on 13 May 1230, the duchy passing to his heirs, and his family continued in Silesian politics until the eve of the Mongol invasion.
Sources
- Casimir I of Opole https://en.wikipedia.org/wiki/Casimir_I_of_Opole