← Explore on the interactive map
Władysław I Herman
Władysław I Herman (c. 1044–1102), High Duke of Poland of the Piast dynasty, son of Casimir I and brother of Bolesław II;…
Timeline
- c. 1044–1058Kraków · PolandAs son of Casimir I, he was granted Mazovia and other lands during the reign of his brother Bolesław II, gradually accumulating political and military strength.
- 1079–1086Gniezno · PolandIn 1079, taking advantage of Bolesław II's isolation after the execution of Bishop Stanisław, he rebelled, deposed his brother and succeeded him, initially submitting to the Holy Roman Empire to consolidate his position.
- 1086–1102Płock · MazoviaLate in his reign the magnates grew powerful, and in his final years the realm was divided among his sons: Władysław retained Mazovia and Płock, Zbigniew took Greater Poland and other lands, and Bolesław III (his son) took Lesser Poland and other lands. He died at Płock on 4 June 1102 and was buried in Płock Cathedral (not Poznań/Gniezno).
Sources
- Władysław I Herman https://www.britannica.com/biography/Wladyslaw-I-Herman
- Władysław I Herman https://en.wikipedia.org/wiki/W%C5%82adys%C5%82aw_I_Herman