In 1453 when the last vestige of ancient Roman power fell to the Turks, the city officially shifted religions -- although the Patriarch, or Pope, of the Orthodox Church continued to live there, and still does -- and became the capital of the Ottoman Empire.

With a membership currently estimated at over 85 million members worldwide, the Anglican Communion is the third largest Christian communion in the world, after the Roman Catholic Church and the Eastern Orthodox Churches.

Anglican clergy who join the Orthodox Church are reordained ; but Orthodox Churches hold that if Anglicanism and Orthodoxy were to reach full unity in the faith, perhaps such reordination might not be found necessary.

** Herman of Alaska ( Russian Orthodox Church and related congregations )

The Eastern Orthodox Church observes several All Souls ' Days during the year.

The Eastern Orthodox Church dedicates several days throughout the year to the dead, mostly on Saturdays, because of Jesus ' resting in the Holy Sepulchre on that day.

* 1962 – Representatives from the Russian Orthodox Church and Vatican City meet in Metz, France, and come to an agreement wherein the Russian church would send observers to the Second Vatican Council and in exchange, the Roman Catholic Church would refuse to condemn Communism.

In the Orthodox Church, only actual monastics are permitted to be elevated to the rank of Archimandrite.

Normally there are no celibate priests who are not monastics in the Orthodox Church, with the exception of married priests who have been widowed.

** Basil Fool for Christ ( Russian Orthodox Church )

Arianism is defined as those teachings attributed to Arius which are in opposition to mainstream Trinitarian Christological doctrine, as determined by the first two Ecumenical Councils and currently maintained by the Roman Catholic Church, the Eastern Orthodox Churches, the Oriental Orthodox Churches, and most Reformation Protestant Churches.

In the Catholic Church ( both the Latin Rite and Eastern Catholic ), Eastern Orthodox, Coptic and Anglican abbeys, the mode of election, position, rights, and authority of an abbess correspond generally with those of an abbot.

( Eastern Orthodox Church )

* 1927 – Metropolitan Sergius proclaims the declaration of loyalty of the Russian Orthodox Church to the Soviet Union.

*** Buhe ( Ethiopian Orthodox Tewahedo Church )

( Russian Orthodox Church and Georgian Orthodox Church )

** Abraham of Smolensk ( Eastern Orthodox Church )

It was then that he began to study the principles of law and administration under Konstantin Pobedonostsev, then a professor of civil law at Moscow State University and later ( from 1880 ) chief procurator of the Holy Synod of the Orthodox Church in Russia.

* Saint Anastasius Sinaita ( of Sinai ) – theologian, Father of the Eastern Orthodox Church, monk, priest, and abbot of the monastery at Mt.

The Orthodox Church commemorates him on 25 August and on 4 January.

In the Coptic Orthodox Church chapter three is chanted on the twelfth hour of the Good Friday service, that commemorates the burial of Jesus.

The Eastern Orthodox Church and the Eastern Catholic Churches celebrate two feast days in honor of Gregory: January 25 as his primary feast and January 30, known as the feast of the Three Great Hierarchs, which commemorates him along with John Chrysoston and Basil of Caesarea.

Jonah's mission to the Ninevites is commemorates by the Fast of Nineveh in Syriac and Oriental Orthodox Churches.

The Eastern Orthodox Church commemorates him as a " Great Ecumenical Teacher ", together with Basil the Great and Gregory the Theologian.

The Coptic Orthodox Church Synaxarium commemorates him on the fourth of the month tobi ( January 12, equivalent to December 30 in the Gregorian calendar due to the current 13-day Julian-Gregorian offset ).

On the Second Sunday of Great Lent commemorates St. Gregory Palamas, the great defender of the Orthodox Church's doctrine of Hesychasm against its attack by Barlaam of Calabria.

The Orthodox Church also commemorates him a second time each year on 3 September.

The Syriac Orthodox Church, the Malankara Orthodox Syrian Church and the Greek Orthodox Church, as well as the Syriac Catholic Church, the Syro-Malankara Catholic Church and all Byzantine Rite Eastern Catholic Churches, commemorate Saint Clement of Rome ( called in Syriac " Mor Clemis ") on 24 November ; the Russian Orthodox Church commemorates St Clement on 25 November.

The Shrine commemorates the first members of the Greek Orthodox Church in North America, a group of men, women and children who were brought over to work on a plantation during Florida's English occupation.

The Dormition of the Theotokos (, Koímēsis, often anglicized as Kimisis ) is a Great Feast of the Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches which commemorates the " falling asleep " or death of the Theotokos ( Mary, the mother of Jesus ; literally translated as God-bearer ), and her bodily resurrection before being taken up into heaven.

In Eastern Christianity ( the Eastern Orthodox, Oriental Orthodox and Eastern Catholic churches ), the Great Feast of Theophany ( Epiphany ) on 6 January is considered a higher-ranked feast than the Nativity ( Christmas ), and commemorates the Baptism of Jesus rather than the arrival of the Wise Men.

In Orthodox Christian tradition, the feast commemorates the baptism of Christ by John the Baptist, which is considered a theophany.

The Orthodox Church commemorates them both together on February 13.

The Russian Orthodox Church commemorates the Placing of the Honorable Robe of the Lord at Moscow on July 10 ( July 25 N. S .).

The Ethiopian Orthodox Tewahedo Church, one of Oriental Orthodox Churches, commemorates the finding of the true cross on Meskerem 17 of the Ethiopian Calendar correspondng to September 27 in the Julian Calendar ( or, in leap years, one day later.

On the Moveable Cycle the Orthodox Church also commemorates her on the fifth Sunday of Great Lent, on which day it is customary for the priest to bless dried fruit after the Divine Liturgy.

The fourth station, the location of a 19th-century Armenian Orthodox oratory, commemorates the events of this tradition ; a lunette, over the entrance to the chapel, references these events by means of a bas-relief carved by the Polish artist Zieliensky.

The Roman Catholic Church has a formal ' Adoration of the Cross ' ( the term is inaccurate, but sanctioned by long use ) during the services for Good Friday, while Eastern Orthodox churches everywhere, a replica of the cross is brought out in procession during Matins of Great and Holy Friday for the people to venerate.

The Roman Catholic Church, the Orthodox Churches, and some Anglican churches have a formal Adoration of the Cross during the services on Good Friday.

It appears that an Orthodox girl in the community disrupted plans for an outing sponsored by one of the Jewish service groups because she would not travel on Saturday and, in addition, required kosher food.

This bombing fell on the Orthodox Christian Easter.

In the Eastern Orthodox Church he is also considered a saint, his feast day being celebrated on 15 June .< ref >

The lack of apostolic succession through bishops is the primary basis on which Protestant communities are not considered churches by the Orthodox churches and the Roman Catholic Church.

The teaching of the Eastern Orthodox Church on the Holy Mystery ( sacrament ) of Unction is similar to that of the Roman Catholic Church.

He is celebrated in many churches on his feast days: 30 January in the Old-Calendar Eastern Orthodox Church and the Coptic Orthodox Church ; 17 January in the New-Calendar Eastern Orthodox Church, the Bulgarian Orthodox Church, the Roman Catholic Church and the Coptic Catholic Church.

Most Eastern Orthodox churches allow varying amounts of formalised laity and / or lower clergy influence on the choice of bishops.

Steps towards reconciliation on a global level were taken in 1965 by the Roman Catholic and Orthodox churches mutually revoking the excommunications that marked their Great Schism in 1054 ; the Anglican Roman Catholic International Commission ( ARCIC ) working towards full communion between those churches since 1970 ; and the Lutheran and Roman Catholic churches signing The Joint Declaration on the Doctrine of Justification in 1999 to address conflicts at the root of the Protestant Reformation.

* Orthodox Union website: Rabbi Yosef Edelstein: Parshat Beha ' alotcha: A Few Reflections on Capital Punishment

Other Catholic churches still follow the older practice ( see, for instance, below on the practice of the Orthodox Church ).

However, in 1962 the London Beth Din and the Chief Rabbi Israel Brodie, who formed the leadership of the United Synagogue, the UK's Orthodox establishment, refused to allow his appointment on grounds of heresy because in his 1957 book We Have Reason to Believe, Jacobs had rejected the conception of a literal, verbal revelation of the Torah.

They believe that the Orthodox Jewish movements, on the theological right, have erred by slowing down, or stopping, the historical development of Jewish law: " Conservative Judaism believes that scholarly study of Jewish texts indicates that Judaism has constantly been evolving to meet the needs of the Jewish people in varying circumstances, and that a central halakhic authority can continue the halakhic evolution today.

In matters of marriage and divorce, the State of Israel relies on its Chief Rabbinate to determine who is Jewish ; the Chief Rabbinate, following Orthodox practice, does not recognize the validity of conversions performed by Conservative rabbis and will require a Jew who was converted by a Conservative rabbi to undergo a second, Orthodox conversion to be regarded as a Jew for marriage and other purposes.

The Orthodox celebrate a feast in commemoration of this event on 6 September.

The Eastern Orthodox Church and Eastern Catholic Church celebrate his feast day on 9 June and also, together with Pope Athanasius I of Alexandria, on 18 January.