What is the modern religion praciticed in Greece?

The modern religion practiced in Greece is Greek Orthodoxy, a branch of Eastern Orthodoxy. Greek Orthodoxy is the official state religion of Greece, and it is the religion of the vast majority of the Greek population. Greek Orthodoxy is a Christian religion that is based on the teachings of Jesus Christ and the apostles. It is characterized by its use of icons, its emphasis on the importance of tradition, and its veneration of the Virgin Mary.