The Church of Jerusalem is the "Mother of all Churches" of all of Christendom, since it was in Jerusalem that the Church was built up upon the arrival of Pentecost with the drop of the Holy Spirit on the pupils of Jesus Christ. From Jerusalem the good news of Christ was spread to the world.

As Christianity spread, and the oppressions of the Jews by Roman experts in their country expanded, causing the scattering of a large portion of the Christians from Jerusalem, the import of this congregation and its effect on the progressing life of the entire Church reduced. As different houses of worship picked up ascendency, to be specific the Churches of Rome, Constantinople, Alexandria, and Antioch, the Church of Jerusalem was agreed a position of respect with them among the five unique Christian patriarchates of the Christian world, called the Pentarchy.

Turkey - Rum Orthodox Christians

The Rum Orthodox people group includes ethnic Rums in Istanbul, Gökçeada (Imros) and Bozcaada (Tenedos), and in addition Arabic-and Turkish-speaking Antakya Rum Orthodox Christians (Antiochians) who are not ethnically Rum. Up to this point, the aggregate number of Rum Orthodox in Turkey was articulated to be around 2,000–3,000. An as of late propelled inquire about examination put the quantity of ethnic Rums in Istanbul at 5,000. As indicated by an authority from the Rum Orthodox Patriarchate, starting at 24 March 2007, the number has tumbled to 4,000.

After the marking of the Treaty of Lausanne, the way toward annihilating non-Muslims from Anatolia proceeded with the1923 populace trade understanding, whereby Turkey and Greece 'traded', i.e. removed their individual Rum and Turkish minorities, with just a couple of special cases.

As indicated by a Rum Orthodox cleric, specialists are 'impeccably mindful that if the Halki theological college does not re-open one day, the Patriarchate will shut down'. The accepted boycott against the Rum Orthodox Patriarchate against utilizing its 14-centuries old "ecumenical" title has transformed into law through the choice of the High Court of Appeals on 26 June 2007.

Rums are effectively identifiable by their intonations and all things considered can rapidly fall prey to treacherous separation from open authorities and while getting to open administrations that as per declaration from the group, they can understanding every day. Segregation additionally infests the Turkish instruction framework – a joint venture on course readings directed by the History Foundation and Turkey's Science Academy discovered this announcement in a topography reading material: 'Nearly everybody living in Turkey is a Turk.