Following the rule of Charlemagne, Christianity spread throughout Europe which served as a unifying force for the continent. This was in part due to the Great Schism of 1054 where two competing religious authorities, Pope Leo IX of the Roman Catholic Church, and Patriarch Michael I of the Eastern Orthodox faith, excommunicated each other in a dispute over authority..............
The major event that is often cited as the separation of the East and West is the Great Schism of 1054. Actually at the time it was seen as simply another temporary schism between the two regions. But this one never resolved as the two Churches drifted farther apart. Also, though the date seems to be an easy reference, it must be seen as wider political and theological context which lead to the division.............
The cardinal excommunicated the patriarch who, in turn, excommunicated the cardinal. The main point of contention was the use of leavened bread during the celebration of Mass, according to MacMillan Publishing's