Constantine's policy in favour of Christianity was crucial in establishing the new religion: icon by Michael Damascenos representing the 1st Ecumenical Council of Nicaea in 325, convened by Constantine the Great.

Communication and Education Department of th Holy Archbishopic of Crete

Eikones tis Kritikis Tehnis (Apo to Chandaka os tin Mosha kai tin Agia Petroupoli), Vikelaia Library-Crete University Press, Heraklion 1993, ill. 101.
© Holy Archdiocese of Crete