UN Secretariat Documentation

​U Thant (Burma) served as the third Secretary-General from 1961-1971.

• Appointed as Acting Secretary-General: A/RES/1640 (XVI), A/PV.1046 of 3 November 1961
• 1st inaugural speech: A/PV.1046 
• Appointed as Secretary-General: A/RES/1771 (XVII), A/PV.1182 of 30 November 1962
• 2nd inaugural speech: A/PV.1182
• Extension: A/RES/2147 (XXI), A/PV.1455 of 1 November 1966
• Re-appointed: A/RES/2161 (XXI), A/PV.1483 of 2 December 1966
• 3rd inaugural speech: A/PV.1483
• UN press release biography of 1970:  [ST/DPI/PRESS/] SG/1744-BIO/739

Note on U Thant's appointment: The resolution of the Security Council recommending U Thant's appointment in 1962 was never assigned a resolution number. For further details, see, Sievers and Daws, Procedure of the UN Security Council, Chapter 7, Section 3, updated April 2018.