|  | | Mtg_Title | Venue | From-To | |
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 | In continuous session or meeting as required |
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  | Meetings continued from previous month |
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 | February 2021 |
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 | April 2021 |
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 | June 2021 |
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 | August 2021 |
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 |  | . | Review Conference of the States Parties to the Treaty on the Non-Proliferation of Nuclear Weapons, Tenth session (To be confirmed) | New York | 2 - 27 August |  |
| | . | Committee of Experts on Global Geospatial Information Management, Eleventh session | New York | 4 - 6 August |  |
 |  | . | Committee on the Elimination of Racial Discrimination, 104th session | Geneva | 4 - 26 August |  |
| | . | Human Rights Council, Working Group on Communications, Twenty-eighth session | Geneva | 9 - 13 August |  |
 |  | . | UPU, Congress, Twenty-seventh session | Abidjan, Cote d'Ivoire | 9 - 27 August |  |
| | . | Committee on the Rights of Persons with Disabilities, Twenty-fifth session | Geneva | 16 August - 10 September |  |
 |  | . | Human Rights Council Advisory Committee, Twenty-sixth session | Geneva | 16 - 20 August |  |
| | . | Intergovernmental Conference on an international legally binding instrument under the United Nations Convention on the Law of the Sea on the conservation and sustainable use of marine biological diversity of areas beyond national jurisdiction, Fourth session | New York | 16 - 27 August |  |
 |  | . | Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization, Working Group B and informal/expert meetings, Fifty-seventh session | Vienna | 23 August - 3 September |  |
| | . | Committee on the Peaceful Uses of Outer Space, Sixty-fourth session | Vienna | 25 August - 3 September |  |
 |  | . | Annual Conference of the High Contracting Parties to Amended Protocol II to the Convention on Prohibitions or Restrictions on the Use of Certain Conventional Weapons Which May Be Deemed to Be Excessively Injurious or to Have Indiscriminate Effects, Group of experts | Geneva | 26 August |  |
| | . | Conference of the High Contracting Parties to Protocol V to the Convention on Prohibitions or Restrictions on the Use of Certain Conventional Weapons Which May Be Deemed to Be Excessively Injurious or to Have Indiscriminate Effects, Meeting of experts | Geneva | 27 August |  |
 |  | . | Commission on Narcotic Drugs, Meeting of Heads of National Drug Law Enforcement Agencies, Europe, Fourteenth meeting (to be confirmed) | Vienna | 30 August - 2 September |  |
| | . | Committee on Non-Governmental Organizations, Resumed 2021 regular session (to be confirmed) | New York | 30 August - 10 September |  |
 |  | . | Executive Board of UNDP/UNFPA/UNOPS, Second regular session | New York | 30 August - 3 September |  |
| | . | Group of Governmental Experts to consider the role of verification in advancing nuclear disarmament, Informal intersessional consultative meeting | New York | 30 August |  |
 |  | . | Meeting of Experts to the Convention on the Prohibition of the Development, Production and Stockpiling of Bacteriological (Biological) and Toxin Weapons and on Their Destruction, Annual session | Geneva | 30 August - 8 September |  |
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 | September 2021 |
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 | November 2021 |
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