Roman emperor Constantine the Great (AD 306 to 337) introduced the Christian religion as official in the Byzantine Empire. His mother, Helena, discovered the cross on which the Savior was crucified and built several monasteries in the Holy Land. The..
21 May is the day of the Saints Constantine and Helena. Constantine was the first officially recognized Roman emperor who was Christian. In 313, Constantine and Licinius issued the Edict of Milan, making Christianity equal to all other religions..
Today Orthodox Christians in Bulgaria celebrate the Day of Saints Constantine and Helena. It was Emperor Constantine, who in 313 issued an edict proclaiming Christianity as legal religion in Byzantium. In Bulgaria marking this holiday is characterised by..