premise: The Republic of Macedonia is a disputed territory.
hypothesis: Republic of Macedonia . It became a member of the United Nations in 1993 , but , as a result of an ongoing dispute with Greece over the use of the name `` Macedonia '' , was admitted under the provisional description the former Yugoslav Republic of Macedonia ( sometimes abbreviated as FYROM and FYR Macedonia ) , a term that is also used by international organizations such as the European Union , the Council of Europe and NATO .