Bolesław Jerzy II of Mazovia
Duke of Mazovia and prince of Poland
Born
1308
717 years ago
Died
April 7th, 1340
684 years ago — 32 years old
Category
Leaders & Politicians
Country
Poland
Links & References
Ruled as Duke of Mazovia, a historical region in Poland, during the late 13th and early 14th centuries. Provided leadership during a period of fragmentation in the Polish state, focusing on consolidating power and territorial control. Engaged in political alliances and military conflicts with neighboring regions, impacting the dynamics of power in Central Europe. Also participated in the administration of the Polish church and the enforcement of law and order across the duchy. His reign is marked by efforts to stabilize and expand Mazovia amidst external pressures.
Ruled as Duke of Mazovia from 1313 to 1340
Oversaw significant territorial expansion
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