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
Embassy of the Republic of China to the Holy See in Italy. The Republic of China established relations with the Holy See in July 1942. After Xie Shoukang arrived in Rome on 26 January 1943, the legation was based in the Vatican City. After the Second World War, the legation was moved to Rome. In June 1959, the Republic of China Legation was upgraded to an Embassy, and the Minister Plenipotentiary became Ambassador. In March 2005, the embassy was moved to Via della Conciliazione 4/D. Embassy of the Republic of China to the Holy See The Embassy of the Republic of China to the Holy See () is the diplomatic