Arghun 's son Nowruz was a powerful Mongol emir in his own right and persuaded Ghazan to convert in 1295 when he took the throne .
A powerful Mongol emir in his own right is an early convert to Islam .
Arghun 's son Nowruz was a powerful Mongol emir in his own right , an early convert to Islam , and persuaded Ghazan to convert in 1295 when he took the throne .