313: The Edict of Milan declares the Roman Empire neutral towards religious views, in effect ending the persecution of Christians.[10] 318: Arius condemned and excommunicated by a council convened by Alexander, bishop of Alexandria.[11] 321: Granting the Church the right to hold property, Constantine donates the palace of the Laterani to Pope Miltiades. The Lateran Basilica (Basilica of Our Savior) becomes the episcopal seat of the Bishop of Rome.