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
Foreign relations of the Holy See 27) in the period between 1871 and 1929. The Holy See currently has diplomatic relations with sovereign states (including the partially internationally recognized Republic of China) and in addition with the sovereign entity Order of Malta and the supranational union European Union. The Holy See also has established official diplomatic relations with the State of Palestine. By agreement with the government of Vietnam, it has a non-resident papal representative to that country. It has official formal contacts, without establishing diplomatic relations, with: Afghanistan, Brunei, Somalia, Oman, and Saudi Arabia. The Holy See additionally maintains some apostolic delegates to local Catholic