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.

Some Eastern Orthodox Churches have issued statements to the effect that Anglican orders could be accepted, yet have still reordained former Anglican clergy ; other Orthodox churches have rejected Anglican orders altogether.

** April 6 ( Eastern Orthodox liturgics )

** April 15 ( Eastern Orthodox liturgics )

** April 30 ( Eastern Orthodox liturgics )

** August 22 ( Eastern Orthodox liturgics )

** August 6 ( Eastern Orthodox liturgics )

** August 9 ( Eastern Orthodox liturgics )

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.

** August 13 ( Eastern Orthodox liturgics )

In the Eastern Orthodox and Eastern Catholic Churches, the Abbot is referred to as the Hegumen.

** August 2 ( Eastern Orthodox liturgics )

** April 1 ( Eastern Orthodox liturgics )

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.

** August 1 ( Eastern Orthodox liturgics )

** August 3 ( Eastern Orthodox liturgics )

** April 26 ( Eastern Orthodox liturgics )

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.

** August 8 ( Eastern Orthodox liturgics )

** April 16 ( Eastern Orthodox liturgics )

Lecky and Stanley's Eastern Church.

Trinitarianism remained the dominant doctrine in all major branches of the Eastern and Western Church and later within Protestantism until modern times.

) However, Ambrosian chant was named in his honor due to his contributions to the music of the Church ; he is credited with introducing hymnody from the Eastern Church into the West.

( Eastern Orthodox Church )

** Abraham of Smolensk ( Eastern Orthodox Church )

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

* Assumption of Mary ( Eastern Orthodox Church, a public holiday in the Republic of Macedonia, Serbia, and Georgia )

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

Further, proponents of the necessity of the personal apostolic succession of bishops within the Church point to the universal practice of the undivided early Church ( up to AD 431 ), before being divided into the Church of the East, Oriental Orthodoxy, the Eastern Orthodox Church and the Roman Catholic Church.

Churches that claim some form of episcopal apostolic succession, dating back to the apostles or to leaders from the apostolic era, include the Roman Catholic Church, the Eastern Orthodox and Oriental Orthodox Churches, the Church of the East, the Anglican Communion, and some Lutheran Churches ( see below ).

Roman Catholics recognize the validity of the apostolic successions of the bishops, and therefore the rest of the clergy, of the Eastern Orthodox, Oriental Orthodox, Church of the East, and the Old Catholic Church ( Union of Utrecht only ).

Like the Roman Catholic Church, these ancient Eastern churches may use the doctrine of apostolic succession in ministry in their apologetics against Protestantism.

The list given here for these churches is the most inclusive: if at least one Eastern church accepts the book it is included here.

Both the Eastern Orthodox Church and Roman Catholic Church recognise as ecumenical the first seven councils, held from the 4th to the 9th century ; but while the Eastern Orthodox Church accepts no later council or synod as ecumenical, the Roman Catholic Church continues to hold general councils of the bishops in full communion with the Pope, reckoning them as ecumenical, and counting in all, including the seven recognized by the Eastern Orthodox Church, twenty-one to date.

Seven canons, four of these doctrinal canons and three disciplinary canons, are attributed to the Council and accepted by both the Eastern Orthodox Church and the Oriental Orthodox Churches ; the Roman Catholic Church accepts only the first four .< ref >

Neither the Eastern Orthodox Church nor Protestantism accepts the concept of a limbo of infants ; but, while not using the expression " Limbo of the Patriarchs ", the Eastern Orthodox Church lays much stress on the resurrected Christ's action of liberating Adam and Eve and other righteous figures of the Old Testament, such as Abraham and David, from Hades ( see Harrowing of Hell ).

As such, the Church of the East accepts only the first two Ecumenical Councils of the undivided Church — the First Council of Nicaea and the First Council of Constantinople — as defining its faith tradition, and rapidly took a different course from other Eastern Christians.

It accepts as valid a confirmation conferred within churches, such as the Eastern Orthodox Church, whose Holy Orders it sees as valid through the apostolic succession of their bishops.

What the Eastern Orthodox accepts is that ancestral sin corrupted their existence ( their bodies and environment ) that each person is born into and thus we are born into a corrupted existence ( by the ancestral sin of Adam and Eve ) and that " original sin is hereditary.

The Eastern Orthodox Church accepts Psalm 151 as canonical.

* SPQR IX: The Princess and the Pirates: To beef up his military experience, he is given command of a small naval flotilla charged with rooting out piracy in the Eastern Mediterranean ; based in Cyprus, he reluctantly accepts the young Cleopatra's aid as one of his ship's captains.