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 are non-residential, so that it has in all 106 concrete missions, some of which are accredited not only to the country in which they are situated, but also to one or more other countries or international organizations. The Holy See is the only European subject of international law to have diplomatic relations with the Republic of China (Taiwan), although there have been reports of informal talks between the Holy See and the government of the People's Republic of China on establishing diplomatic relations, restoring the situation that existed when the papal representative was part of the diplomatic corps that accepted