Mr. Lie led the Norwegian delegation to the United Nations Conference on International Organization in San Francisco, April 1945, and was Chairman of Commission III for drafting the Security Council provisions of the Charter. He was also Chairman of the Norwegian delegation to the United Nations General Assembly in London in January 1946. On 1 February 1946, Mr. Lie was elected the first Secretary-General of the United Nations. He was formally installed by the General Assembly at its 22nd meeting on 2 February 1946. The General Assembly on 1 November 1950, continued Mr. Lie in office for a further three years from 1 February 1951. He resigned as Secretary-General of the United Nations in November 1952