List of Famous people with last name Mazovia
Died on January 1, 1340 (aged 32)
Yuri II Boleslav, also known as Bolesław-Jerzy II, was a ruler of the Polish Piast dynasty who ruled the originally Ruthenian principality of Galicia. After his death started the Galicia–Volhynia Wars over the succession of Galicia and Volhynia.
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