Embassy of the United States to the Holy See Embassy of the United States to the Holy See The Embassy of the United States of America to the Holy See (or Embassy Vatican for short) is the diplomatic mission of United States of America to the Holy See, a term referring to the central government and universal reach of the Roman Catholic Church. The current embassy moved to new headquarters in September 2015 in a separate building on the same compound as the United States Embassy Rome. The embassy was previously located on Aventine Hill in the Villa Domiziana in Rome, Italy, which was built as a private residence
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