John Uroš
…of Thessaly from c. 1370 to c. 1373, retiring as a monk for the next half century thereafter. He died in 1422 or 1423. By birth, he was member of the Nemanjić dynasty, ruling family of the Serbian Empire. John Uroš was the son of Emperor Simeon Uroš by his wife, Thomais Orsini. He was born in 1350 and died in 1422…