Changes

== Chalcedonian ==

*362-414 '''Antiochian Schism'''.

*484-519 '''Acacian Schism'''.

*553-698 '''Schism of the Three Chapters'''.

*863-867 '''Photian Schism'''.

*1054 '''Great Schism between East and West'''.

*1204 Fourth Crusade sacks Constantinople, laying waste to the city and stealing many relics and other items; Great Schism generally regarded as having been completed by this act.

*1265-1310 '''Arsenite Schism'''.

*ca.1666-67 '''Old Believers''' became separated after 1666-1667 from the hierarchy of the Church of Russia as a protest against church reforms introduced by Patriarch Nikon of Moscow.

*1990 '''Ukrainian Orthodox Church-Kiev Patriarchate''' (UOC-KP).

*1378-1417 '''Western Great Schism''' ensues, including simultaneous reign of three Popes of Rome.

*1723 The '''Church of Holland''', (or '''Church of Utrecht''') broke with Rome under its own archbishop and hierarchy, becoming the mother church of the Old Catholic Churches.

*1889 Federation of '''Old Catholic Churches''', not in communion with Rome, at the Union of Utrecht.

*685 John Maron elected first Maronite patriarch, founding the Maronite Catholic Church, which embraced Monothelitism, rejected the teaching of the Fifth Ecumenical Council, and separated from the Orthodox Church.

*694 Byzantine army of Justinian II defeated by Maronites, who became fully independent.

*1182 Maronites, who assisted the Crusaders during the Crusades, reaffirm their affiliation with Rome in 1182.

*1596 Union of Brest-Litovsk, several million Ukrainian and Byelorussian Orthodox Christians, living under Polish rule, leave the Church of Constantinople and recognize the Pope of Rome, without giving up their Byzantine liturgy and customs, creating the Uniate church.

====Church of Alexandria (Coptic)====

*ca.451 Coptic Christianity broke from the Byzantine churches in the wake of the Fourth Ecumenical Council in Chalcedon in 451; Shenouda the Great, abbott of White Monastery in Egypt (d.466), is considered the founder of Coptic Christianity.

====Church of Antioch (Syriac)====

*541 Jacob Baradeus organizes the Non-Chalcedonian Church in western Syria (the "Jacobites"), which spreads to Armenia and Egypt. Church of Antioch (Syriac).

*544 Jacob Baradeus consecrates Sergius of Tella as bishop of Antioch, opening the lasting schism between the Syriac Orthodox Church and the Chalcedonian Church of Antioch.

====Armenian Apostolic Church====

====Eritrean Orthodox Tewahedo Church====

*1993 Eritrean Orthodox Tewahedo Church was formerly a part of the Ethiopian Orthodox Tewahedo Church, its autocephaly being reluctantly recognized by the Ethiopian Patriarchate after Eritrea gained its independence in the 1993.

===Other===

*1925 '''United Church of Canada''', the second-largest Christian denomination in Canada after the Roman Catholic Church, is founded as a merger of four Protestant denominations.

*1957 '''United Church of Christ''' (UCC) is a mainline Protestant Christian denomination principally in the United States, generally considered within the Reformed tradition, formed in 1957 with the union of the ''Evangelical and Reformed Church'' and the ''Congregational Christian Churches''.

[[Category:Timelines]]

[[Category:Church History]]

[[Category:Jurisdictions]]