Events with tag - Senior Province

January 1, 1138

Testament of Bolesław III Wrymouth

Bolesław III Wrymouth's Testament of 1138 introduced the principle of seniority and divided the Polish state among the ruler's sons. This event initiated the period of feudal fragmentation in Poland, which lasted almost 200 years and ended with the coronation of Władysław the Elbow-high in 1320. This decision significantly influenced the fate of medieval Poland.

August 1138

Testament of Bolesław the Wrymouth

The Testament of Bolesław III the Wrymouth from 1138 was a landmark document in medieval Polish history that divided the country among the ruler's five sons and introduced the principle of seniorate. Its provisions led to the period of feudal fragmentation lasting almost 200 years.