East–West Schism
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The East–West Schism, also known as the Great Schism or the Schism of 1054, is the break of communion between the Catholic Church and the Eastern Orthodox Church since 1054. A series of ecclesiastical
Hagia Sophia, the cathedral of Constantinople at the time of the schism
Icon depicting the Emperor Constantine (centre) and the bishops of the First Council of Nicaea (325) holding the Niceno–Constantinopolitan Creed of 381
The division between the Eastern and Western Churches
Commemorative tablet of Catholic-Orthodox prayer at Saint Peter's Basilica, commemorating the meetings held between Pope Paul VI and Patriarch Athenagoras in 1967, and between Pope John Paul II and Patriarch Demetrios I of Constantinople in 1987.
Michael I Cerularius
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Michael I of Constantinople was the Ecumenical Patriarch of Constantinople from 1043 to 1059. His disputes with Pope Leo IX over church practices in the 11th century played a role in the events that l
East–West Schism
…different dates for the Great Schism, including 1009, 1204, 1277, and 1484. The first action that led to a formal schism occurred in 1053 when Patriarch Michael I Cerularius of Constantinople ordered the closure of all Latin churches in Constantinople. In 1054, the papal legate sent by Leo IX travelled to Constantinople to…
The enthronement of Michael I, from the Madrid Skylitzes
Lead seal of Michael I as Ecumenical Patriarch of Constantinople