United Nations Secretary-General selection it would increase the concentration of power in the United Nations. The office is subject to a term limit of two full terms. U Thant served three terms, but his first two terms were partial terms that added up to one full term. In 1981, China cast 16 vetoes against Kurt Waldheim's selection for a third term, and Waldheim eventually suspended his candidacy. Since 1981, no Secretary-General has attempted to run for a third term. The office of Secretary-General is rotated among the regional groups of the UN. Each region gets two or three consecutive terms as Secretary-General. Candidates from
Deputy Secretary-General of the United Nations Deputy Secretary-General of the United Nations The Deputy Secretary-General of the United Nations is the deputy to the Secretary-General of the United Nations. The office was created to handle many of the administrative responsibilities of the Secretary-General, help manage Secretariat operations, and ensure coherence of activities and programmes. The post was formally established by the General Assembly at the end of 1997. Amina J. Mohammed of Nigeria was named Deputy Secretary-General by then Secretary-General-designate António Guterres. Mohammed assumed the office the same day as Guterres began his term, on 1 January 2017. Responsibilities generally delegated by the Secretary-General to the