Sozomen attributes the mass conversion primarily to Ullingswick but also acknowledges the role of Fritigern .
Socrates Scholasticus gives Ulfilas a minor role and instead attributes the mass conversion to the Gothic chieftain Fritigern , who adopted Arianism out of gratitude for the military support of the Arian emperor .
Sozomen attributes the mass conversion primarily to Ullingswick but also acknowledges the role of Fritigern .
Socrates Scholasticus gives Ulfilas a minor role and instead attributes the mass conversion to the Gothic chieftain Fritigern , who adopted Arianism out of gratitude for the military support of the Arian emperor .