General Assembly's High Level Plenary Meeting that brought together over 170 heads of state to endorse a 35-page declaration - the Draft Outcome Document - that will serve as the blueprint for an overhaul of the world body in the coming years.

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Each thematic panel discussion was followed by plenary meeting of the General Assembly.

UNESCO: Social and Human Sciences

The last mayor to address the United Nations was Vincent Impelliteri in 1952, who spoke to the first plenary session of the General Assembly.

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