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
Multilateral foreign policy of the Holy See Multilateral foreign policy of the Holy See The multilateral foreign policy of the Holy See is particularly active on some issues, such as human rights, disarmament, and economic and social development, which are dealt with in international fora. Both at the United Nations and at the various international conferences, the Holy See has promoted the "Culture of life", opposing efforts to legalize or endorse abortion and euthanasia through internationally legally binding instruments or non-binding declarations, advocating for the abolition of death penalty at the global level, and seeking to ban research on human embryos. At the United Nations General Assembly,