They were both started by the Apostles at around the same time. They were united for the first few centuries and then split into separate groups.
the Eastern Orthodox Church and the Roman Catholic Church
Roman Catholic AnswerThe Catholic Church is sometimes known as the Western Church to distinguish it from the Eastern Orthodox Church.
It is when The Roman Catholic Church and The Eastern Orthodox Church had The Great Schism, in which The Roman Catholic Church broke off The Orthodox Church.
the Eastern Orthodox Church
No, it is not in communion with the Catholic Church.
No, the Pope is the head of the Roman Catholic church. The Ecumenical Patriarch is the head of the Eastern Orthodox Church.
There were two main churches: Roman Catholic and Orthodox. - UPDATE - Actually there were three main churches at the time, the Roman Catholic Church, Eastern Orthodox Church and Oriental Orthodox Church. The Oriental Orthodox Church was the first church to break away from the Orthodox Church (Eastern Orthodox Church) in 451AD followed by the Roman Catholic Church in 1054AD.
The Roman Catholic Church and the Eastern Orthodox Church.
disagreements over who leads the church
The Literal Presence Of Christ in the Blessed Sacrament.
No, Orthodox churches are where persons of Greek or Russian Orthodox faith worship. Like the Church of England, the Orthodox also separated from the Roman Catholic Church on matters of doctrine.
Christianity can be divided into three parts: the Roman Catholic Church, the Eastern Orthodox Church, and Protestantism. The Roman Catholic Church and Eastern Orthodox Church split in the 11th Century. Protestantism was born from Reformation in the 16th Century and split from the Roman Catholic Church at that time.