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
United Nations Secretary-General selection plan to bypass the Security Council by having the General Assembly President carry out the duties of Secretary-General. After a week of negotiation, the Soviet Union and the United States agreed on U Thant of Burma to take over Hammarskjöld's role. However, the two superpowers deadlocked for four weeks on how many Assistant Secretaries-General there would be, with the United States insisting on five, and the Soviet Union proposing three, four, six, or seven. The deadlock was finally broken when the superpowers agreed to let Thant decide for himself. Thant was unanimously selected Acting Secretary-General for the remainder of Hammarskjöld's