Christian culture is a term primarily used in academia to describe the cultural practices common to Christianity. With the rapid expansion of Christianity to Europe, Syria, Mesopotamia, Asia Minor, Egypt, Ethiopia, and India and by the end of the 4th century had become the official state church of the Roman Empire. Christian culture has influenced and assimilated much from the  Greco-Roman Byzantine, Caucasian, Indian, African, Middle Eastern, Latin American, and the Western culture.