→Roman Catholic: 1945
== Chalcedonian ==
===During Period of the Single Church===
'''Antiochian Schism '''.*484-519 '''Acacian Schism '''.*553-698 '''Schism of the Three Chapters '''.*863-867 '''Photian Schism '''.*1054 '''Great Schism between East and West ''', generally regarded as having been completed by the act of the Fourth Crusade in 1204.
''' Antiochian ( Antiochene or West-Syrian) liturgical tradition ''':# '''[[w:Maronite Church|Maronite Church]] ''' (patriarchate): Lebanon, Cyprus, Jordan, Israel, Palestinian Authority, Egypt, Syria, Argentina, Brazil, United States, Australia, Canada, Mexico (union re-affirmed 1182)
::*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.
'''[[w:Syriac Catholic Church|Syriac Catholic Church]] ''' (patriarchate): Lebanon, Iraq, Jordan, Kuwait, Palestinian Authority, Egypt, Sudan, Syria, Turkey, United States and Canada, Venezuela (1781).<br>:# '''[[w:Syro-Malankara Catholic Church|Syro-Malankara Catholic Church]] ''' (major archiepiscopate): India, United States (1930).
::*1930 Some of the New Party (Puthankuttukar), joined the Catholic Communion on on September 20, 1930 as the Syro-Malankara Catholic Church.
::*1599 The Synod of Diamper, held at Udayamperoor/Diamper, (Kerala, India) formally united the ancient Christian Church of the Malabar Coast Saint Thomas Christians with the Roman Catholic Church, and severed its direct ties with the Assyrian church of the East.
::*1653 A group of the Saint Thomas Christians gathered at Mattancherry near Fort Kochi under the leadership of their archdeacon; They swore the ''Coonan Cross Oath'' not to obey the Pope of Rome; subsequently they received a bishop, Mar Gregory, from the Syriac Orthodox Church of West Syrian tradition; those who accepted Mar Gregory became known as the New Party (Puthankuttukar).
::*1663 A large section of the Old Party (Pazhayakuttukur) cut its ancient ties with the churches in Persia and joined the Catholic Communion in 1663 AD with the ordination of Chandy Bishop. This section is presently known as Syro-Malabar Church.
''' Byzantine (Constantinopolitan) liturgical tradition ''' :# '''[[w:Albanian Greek-Catholic Church|Albanian Greek Catholic Church]] ''' (apostolic administration): Albania (1628).:# '''[[w:Belarusian Greek Catholic Church|Belarusian Greek Catholic Church]] ''' (no established hierarchy at present): Belarus (1596). :# '''[[w:Bulgarian Greek Catholic Church|Bulgarian Greek Catholic Church]] ''' (apostolic exarchate): Bulgaria (1861).:# '''[[w:Croatian Greek Catholic Church|Byzantine Church of the Eparchy of Križevci]] ''' (an eparchy and an apostolic exarchate): Croatia, Serbia and Montenegro (1611). :# '''[[w:Greek Byzantine Catholic Church|Greek Byzantine Catholic Church]] ''' (two apostolic exarchates): Greece, Turkey (1829).:# '''[[w:Hungarian Greek Catholic Church|Hungarian Greek Catholic Church]] ''' (an eparchy and an apostolic exarchate): Hungary (1646).:# '''[[w:Italo-Greek Catholic Church|Italo-Albanian Catholic Church]] ''' (two eparchies and a territorial abbacy): Italy (Never separated).:# '''[[w:Macedonian Greek Catholic Church|Macedonian Greek Catholic Church]] ''' (an apostolic exarchate): Republic of Macedonia (1918). :# '''[[w:Melkite Greek Catholic Church|Melkite Greek Catholic Church]] ''' (patriarchate): Syria, Lebanon, Jordan, Israel, Brazil, United States, Canada, Mexico, Iraq, Egypt and Sudan, Kuwait, Australia, Venezuela, Argentina (1726).:# '''[[w:Romanian Church United with Rome, Greek-Catholic|Romanian Church United with Rome, Greek-Catholic]] ''' (major archiepiscopate): Romania, United States (1697). :# '''[[w:Russian Catholic Church|Russian Catholic Church]] ''': (two apostolic exarchates, at present with no published hierarchs): Russia, China (1905); currently about 20 parishes and communities scattered around the world, including five in Russia itself, answering to bishops of other jurisdictions.:# '''[[w:Ruthenian Catholic Church|Ruthenian Catholic Church]] ''' (a sui juris metropolia, an eparchy, and an apostolic exarchate): United States, Ukraine, Czech Republic (1646). :# '''[[w:Slovak Greek Catholic Church|Slovak Greek Catholic Church]] ''' (metropolia): Slovak Republic, Canada (1646).:# '''[[w:Ukrainian Greek Catholic Church|Ukrainian Greek Catholic Church]] ''' (major archiepiscopate): Ukraine, Poland, United States, Canada, Great Britain, Australia, Germany and Scandinavia, France, Brazil, Argentina (1596).
::*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.
== Non-Chalcedonian ==
===Oriental Orthodox Communion===
[[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.: '''[[British Orthodox Church (Coptic)|British Orthodox Church]] ''' ::*
[[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.
:'''[[Malankara Jacobite Syriac Orthodox Church]]'''
[[Church of Armenia|Armenian Apostolic Church ]]====*554 Church of Armenia (Armenian Apostolic Church) officially breaks with West in 554, during the second Council of Dvin where the dyophysite formula of Chalcedon was rejected.
[[Ethiopian Orthodox Tewahedo Church ]]====*1959 Ethiopian Orthodox Tewahedo Church, (Abbysinia), is an Oriental Orthodox church in Ethiopia that was part of the Coptic Church until 1959, when it was granted its own Patriarch by Coptic Pope Cyril VI.
[[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.
[[Church of India|The Church of India (Malankara) ]]==== *
[[Assyrian Church of the East ]]====
*410 Council of Seleucia declares Mesopotamian Nestorian bishops independent of Orthodox bishops.
*424 Formal separation of the Assyrian
Chruch of the East ("'''Syrian Church'''" or the "'''Persian Church'''"), from the See of Antioch and the western Syrian Church under the Byzantine Emperors, occurred at a synod in 424; (in India, it is known as the '''Chaldean Syrian Church'''; In the West it is often known as the '''Nestorian Church''').
*484 Synod of Beth Lapat in Persia declares Nestorianism as official theology of Assyrian Church of the East, effectively separating the Assyrian church from the Byzantine church.
== Protestant Groups ==
'''Lutheran Church ''' founded by Martin Luther, nailing his Ninety-Five Theses to door at Wittenburg, sparking Protestant Reformation.*1525 '''Anabaptism ''' established; (today's descendants include particularly the Amish, Hutterites and Mennonites).*1534 '''Church of England ''' (Anglicanism) founded by King Henry VIII.*1541 '''Calvinism ''', (the ''Reformed tradition'', the ''Reformed faith'', or ''Reformed theology'') founded, as the French theologian Johannes Calvinus establishes the first Reformed church in Geneva.*1560 '''Presbyterian ''' religion founded by John Knox in Scotland.*1571 '''Dutch Reformed Church ''' founded at the Synod of Emden.*1592 '''Congregationalist ''' religion originated by Robert Brown in Holland.*1609 '''Baptist ''' religion launched by John Smyth in Amsterdam.*ca.1630-40 '''Puritan movement ''' in England; approximately 20,000 Puritans emigrated to New England in the Great Migration; in 1662 the Puritans (also known as " '''Dissenters '''", later " '''Nonconformists '''") left or were forced out of the Church of England altogether.*1648 '''Society of Friends (Quakers) ''' founded by George Fox, as a Nonconformist breakaway movement from English Puritanism.*1744 '''Methodist ''' religion began by John and Charles Wesley in England; (the movement did not form a separate denomination in England until after John Wesley's death in 1795).*1773 '''Unitarian ''' denomination dates from the secession of Theophilus Lindsey from the Anglican Church.*1789 '''Episcopal Church ''' formally separated from the Church of England, so that clergy would not be required to accept the supremacy of the British monarch; a revised version of the Book of Common Prayer was also written for the new church in 1789.*1827 '''Plymouth Brethren '''; Anglican priest John Nelson Darby became an influential member of the movement now known as the Plymouth Brethren, and advocate of '' '''Dispensational Premillenialism ''' '', an innovative Protestant movement that gave rise to '''Evangelicalism '''.*1830 '''Mormon (Latter Day Saints) ''' religion started by Joseph Smith, in Palmyra, New York; ''Book of Mormon'' published.*1844 '''Seventh Day Adventists ''' arose from the Millerite movement of the 1840s, which was part of the wave of revivalism in the United States known as the Second Great Awakening, and was formally established in 1863.*1865 '''Salvation Army ''' sect began with William Booth in London.*1879 '''Christian Scientist ''' religion is born, founded by Mary Baker Eddy.*1879 '''Jehovah's Witnesses ''' founded by Charles Taze Russell.*1906 '''Pentecostal movement ''' spreads after the Azusa Street Revival (1906-09); also known as " '''Charismatic Movement '''" from ca.1960 onwards.*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''.
* [[Oriental Orthodox]]
* [[Eastern Catholic Churches]]