United Nations System peace and security. Its powers, outlined in the United Nations Charter, include the establishment of peacekeeping operations, the establishment of international sanctions, and the authorization of military action. Its powers are exercised through United Nations Security Council resolutions. The Security Council held its first session on 17 January 1946 at Church House, Westminster, London. Since its first meeting, the Council, which exists in continuous session, has travelled widely, holding meetings in many cities, such as Paris and Addis Ababa, as well as at its current permanent home at the United Nations Headquarters in New York City. There are 15 members
Brazil and the United Nations United Nations Educational, Scientific and Cultural Organization (UNESCO) headquarters in Paris, the Permanent Delegation of Brazil is headed by Ambassador Marcia Donner Abreu. Brazil joined UNESCO in 1946, and has been a member of its executive board several times, most recently 2007–09. Brazil and the United Nations Federative Republic of Brazil is a founding member of the United Nations and participates in all of its specialized agencies. Brazil is among the twenty top contributors to United Nations peacekeeping operations, and has participated in peacekeeping efforts in the Middle East, the former Belgian Congo, Cyprus, Mozambique, Angola, and more recently East