 Complete the following phrase:  In later antiquity and MedievalByzantine times Christendom replaced the worship of Hera with the worship of Zoodochos Pigi the life-giving fountain, meaning the Mother of Jesus, Mary. From 337 till mid 13th century Kefalari belonged to the Byzantine Empire, until French as well as Italian knights and mercenaries conquered Peloponnese for their own as a result of the 