United Nations Secretary-General selection of the race, but Kurt Waldheim of Austria won the most votes in the first round. Carlos Ortiz de Rozas of Argentina also passed the 9-vote threshold in the second round. However, China vetoed Waldheim, and the Soviet Union vetoed Jakobson and Ortiz. Prior to the third round, the U.S. and UK delegations received instructions to prevent Waldheim from being selected, but they decided to abstain and rely on the Chinese veto. To their surprise, China switched its veto to an abstention. Kurt Waldheim received no vetoes and was selected Secretary-General for a term starting on 1 January 1972. Kurt
Secretary General of the Union of South American Nations Secretary General of the Union of South American Nations The Secretary General of the Union of South American Nations is the legal representative of the Secretariat of the Union of South American Nations (USAN). The position was established by the UNASUR Constitutive Treaty and the first Secretary General was designated on 4 May 2010. The Secretary General of UNASUR is proposed by the Foreign Ministers council, and designated by the Heads of State and Government council for a two-year term, renewable once. A Secretary General cannot be of the same nationality in succession. The Secretary General exercises the legal representation