The Eastern Orthodox Church believes in the Immaculate Conception of Jesus Christ's birth by the Blessed Virgin Mary, but it does not accept the Immaculate Conception of the Virgin Mary's birth.
No, but the Orthodox Church does believe in the Resurrection from the dead at the end of time.
I don't know what you mean by "ad".I may be wrong, but I believe the Greek Orthodox Church's hierarch is Patriarch Bartholomew of Constantinople, Turkey, who is one of the patriarchs of the broader Orthodox Church.
No, the Greek Orthodox church is a part of the Eastern Orthodox Churches.
Greek Orthodox Church of the Annunciation was created in 1769.
Eastern Orthodox Church (or the Christian Orthodox Church).
The Romanian Orthodox Church mainly follows the liturgical practice of the Greek Orthodox Church, rather than the Russian Orthodox Church, such as the use of the new calendar.
No.
You get baptised and get married in the Greek Orthodox Church
The present archbishop of the Greek Orthodox Church in America is Archbishop Demetrios.
Profitis Ilias Greek Orthodox Church was created in 2008.
Greek Orthodox Church of the Holy Trinity was created in 1953.
The current head of the Greek Orthodox Church is Archbishop Ieronymos II.