Politically , the Greek Orthodox believers were loyal to the Eastern Roman emperor .
A small portion of the Church of Alexandria followed Chalcedonian Christology , and this became known as the Greek Orthodox Church of Alexandria , since it used Greek as its liturgical language .
Politically , the Greek   believers were loyal to the Eastern Roman emperor .
A small portion of the Church of Alexandria followed Chalcedonian Christology , and this became known as the Greek Orthodox Church of Alexandria , since it used Greek as its liturgical language .