One ruler of this place formed an alliance with John Asen II after the latter's victory at Klokotnitsa over a rival claimant to the rulers of this place. Another ruler of this place was advised by George Muzalon, and a schism resulted when that man's deposer was excommunicated by Arsenios Autoreianos. John Vatatzes was one ruler of this place, and another killed Kay-Khusraw in battle, and was opposed by Michael Doukas and David Komnenos. The empi
One ruler of this place formed an alliance with John Asen II after the latter's victory at Klokotnitsa over a rival claimant to the rulers of this place. Another ruler of this place was advised by George Muzalon, and a schism resulted when that man's deposer was excommunicated by Arsenios Autoreianos. John Vatatzes was one ruler of this place, and another killed Kay-Khusraw in battle, and was opposed by Michael Doukas and David Komnenos. The empire centered here was founded by Theodore Laskaris, and its last ruler was a usurping general named Michael Palaiologos. Opposed by the Despotate of Epirus and the Empire of Trebizond, this city was home to a Byzantine successor state during the Latin Empire. A church council here accepted the veneration of icons, and another set the date of Easter and condemned Arianism. For 10 points, name this Turkish city which names a Christian creed.
One ruler of this place formed an alliance with John Asen II after the latter's victory at Klokotnitsa over a rival claimant to the rulers of this place.
Empire of {Nicaea} (accept {Iznik} )