Holy See of the East the Church of the East after the Coonan Cross Oath and joined the Church of Antioch also claims the title of the Holy See of the East, since St. Thomas is also the founder of this churches. The Malankara Orthodox Syrian Church which evolved out of the Malankara Church as a part of the Oriental Orthodox Churches claims the title of the Catholicos of the East and the Holy Apostolic See of St. Thomas. The Malankara Syrian Catholic Church which evolved from the Malankara Church as a part of the Eastern Catholic Church in full communion with the Holy See
Foreign relations of the Holy See accredited also to the Holy See. For reasons of economy, therefore, smaller countries accredit to the Holy See a mission situated elsewhere and accredited also to the country of residence and perhaps other countries. Massimo Franco, author of "Parallel Empires", asserted in April 2009 that the Obama administration had put forward three candidates for consideration but each of them had been deemed insufficiently pro-life by the Vatican. This claim was denied by the Holy See's spokesman Federico Lombardi, and was dismissed by Thomas Patrick Melady, former United States Ambassador to the Holy See, as being in conflict with diplomatic practice.