The decisions of the Edict of Milan, signed by Constantine the Great and co-emperor Valerius Licinius, granting religious freedom throughout the Roman Empire, are published in Nicomedia.

The Edict of Milan was the 13 February 313 AD agreement to treat Christians benevolently within the Roman Empire. Western Roman Emperor Constantine I and Emperor Licinius, who controlled the Balkans, met in Mediolanum and, among other things, agreed to change policies towards Christians following…