United Nations Security Council
The UN officially came into existence on 24 October 1945 upon ratification of the Charter by the five then-permanent members of the Security Council and by a majority of the other 46 signatories. On 17 January 1946, the Security Council met for the first time at Church House, Westminster, in London, United Kingdom.
United Nations Security Council Resolution 717
United Nations Security Council resolution 717, adopted unanimously on 16 October 1991, after noting a report by the Secretary-General Javier Pérez de Cuéllar and reaffirming Resolution 668 (1990), the Council decided to establish the United Nations Advance Mission in Cambodia (UNAMIC) immediately after the signing of agreements for a political settlement in Cambodia.