Caption:
CONCILIATE OF NICEA (Iznik) held in 325 by the will of Emperor Constantine I. The first ecumenical council of Christianity, attended by 300 bishops from all over the world, established the rule for the identification of the day of Easter, sanctioned the heretical nature of the doctrines of Ario and Melezio, promulgated the profession of faith of the Nicene Symbol and attributed to the Pope all temporal powers. Ethiopian miniature from a seventeenth century manuscript