Ultimately, Anglo-Saxon Britain was Christianized by Benedictine and Irish monks who clashed but also complemented one another in important sections of what can now be called England; areas like Northumbria. Christian England's close ties with the Greco-Roman world are emphasized by Dr. John Rao. Taken from the series: "From Augustine and Chrysostom to the Papal-Frankish Alliance Christianity in the Early Middle Ages (395-752) - 2006 VonHildebrand Institute"