Holy See of the East of Rome also claims the title of the Catholicos and the Holy Apostolic See of St. Thomas. Patriarch Mar Addai II, is the Catholicos of the Ancient Church of the East. The current Seat of the Catholicos of Ancient Church of the East is in Baghdad, Iraq. The official title of the Head & Father of the Syro-Malabar Catholic Church is "the successor to the Holy Apostolic See of St. Thomas and the Gate of All India". The church is headed by the Major Archbishop of Ernakulam-Angamaly, Cardinal Maran Mar George Alencherry. The current Seat of the Major Archiepiscopal Curia
Comprehensive Agreement between the Holy See and the State of Palestine special nature not defined as "diplomatic" were established between the Holy See and PLO on Oct. 26, 1994. Holy See-Palestinian negotiations have produced a basic agreement signed on Feb. 15, 2000, which committed the PLO to respect freedom of religion in general, as well as freedom of action for Catholic communities and establishments under Palestinian control. The need for a more comprehensive agreement led to the conclusion of such an agreement on June 26, 2015. The agreement went into effect on Jan. 2, 2016. The Comprehensive Agreement between the Holy See and the State of Palestine consists of 32 articles