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 Operation in the Congo undermined both the credibility and impartiality of the entire ONUC operation. The United Nations launched Operation Unokat in early December 1961, which put pressure on Tshombe to enter serious negotiations with Congolese Prime Minister Cyrille Adoula. On 21 December Tshombe signed the Kitona Declaration, an agreement whereby he would recognize the authority of the central government and work to reintegrate Katanga into the Republic of the Congo. However, Tshombe subsequently deferred to the Katangan Parliament and put off any action of reconciliation. In January 1962 the rival government of the Free Republic of the Congo was finally subdued and the