The Orthodox Church is led by The Patriarch.However, being there are 12 branches of the Orthodox Church, the 12 branches have their own Patriarch in which is a spiritual father for the congregation and the jurisdiction of said Patriarchate. All 12 branches though, communicate with The Ecumenical Patriarchate of Constantinople, with His All Holiness being the "supreme" Ecumenical Patriarch. Currently, the Ecumenical Patriarch is His All Holiness Ecumenical Patriarch Bartholomew I ,Archbishop of Constantinople and New Rome, and Ecumenical Patriarch
It led to the formation of the Russian Orthodox Church, which is now the largest Orthodox church in the world, with over 150 million members.
A rift developed between Latin Christianity and Greek Christianity which then led to the schism between the Catholic and Orthodox Churches. The conflict between the two led to mutual distrust . The Orthodox Church was the church of the Byzantine Empire.
There is an Orthodox Church and a Catholic Church. There is no Catholic Orthodox Church.
Eastern Orthodox Church (or the Christian Orthodox Church).
The various 12 branches of The Orthodox Church have their own Patriarch that "governs" the jurisdiction of the Patriarch, yet The Ecumenical Patriarch is the head Patriarch who oversees all of the Patriarchates and The Orthodox Faithful across the Earth.
No, the Greek Orthodox church is a part of the Eastern Orthodox Churches.
There are several theological and political factors, but primarily the authority of the Pope
Anglican Orthodox Church was created in 2001.
The Orthodox Church of Greece (Eastern Orthodox Church).
The Catholic Church is led by Jesus Christ, and guided by the Holy Spirit. Our Blessed Lord, Jesus', appointed Vicar on earth is St. Peter and his successors, the popes (see Matthew 16:17-19), current (2013) Pope Francis. The Greek Orthodox Church is led by the Patriarch of Antioch.
Its a faith (church). Bulgarians follow Orthodox church
The Coptic Orthodox Church