Member states of the United Nations the membership of the USSR in the Security Council and all other UN organs was being continued by the Russian Federation with the support of the 11 member countries of the Commonwealth of Independent States. The other fourteen independent states established from the former Soviet Republics were all admitted to the UN: Both Egypt and Syria joined the UN as original members on 24 October 1945. Following a plebiscite on 21 February 1958, the United Arab Republic was established by a union of Egypt and Syria and continued as a single member. On 13 October 1961, Syria, having resumed its
United Nations Mission for the Referendum in Western Sahara United Nations Mission for the Referendum in Western Sahara The United Nations Mission for the Referendum in Western Sahara (; ; ; MINURSO) is the United Nations peacekeeping mission in Western Sahara, established in 1991 under United Nations Security Council Resolution 690 as part of the Settlement Plan, which had paved way for a cease-fire in the conflict between Morocco and the Polisario Front (representing the Sahrawi Arab Democratic Republic) over the contested territory of Western Sahara (formerly Spanish Sahara). MINURSO's mission was to monitor the cease-fire and to organize and conduct a referendum in accordance with the Settlement Plan,