Dates
UNITED NATIONS OBSERVANCIES: Conferences, Events and Special Sessions
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International Decades and Years
- 2001–2010 — Decade to Roll Back Malaria in Developing Countries, Particularly in Africa
- 2001–2010 — Second International Decade for the Eradication of Colonialism
- 2001–2010 — International Decade for a Culture of Peace and Non-violence for the Children of the World
- 2003–2012 — United Nations Literacy Decade: Education for All
- 2005–2014 — United Nations Decade of Education for Sustainable Development
- 2005–2015 — International Decade for Action, “Water for Life” (from 22 March 2005)
Annual Days and Weeks
- January
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- January, 27 — International Day of Commemoration in Memory of the Victims of the Holocaust
- February
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- February, 21 — International Mother Language Day
- March
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- March, 8 — United Nations Day for Women’s Rights and International Peace ( International Women’s Day )
- March, 21 — International Day for the Elimination of Racial Discrimination
- March, 21–27 — Week of Solidarity with the Peoples Struggling against Racism and Racial Discrimination
- March, 22 — World Day for Water
- March, 23 — World Meteorological Day
- April
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- April, 4 — International Day for Mine Awareness and Assistance in Mine Action
- April, 7 — International Day of Reflection on the 1994 Genocide in Rwanda
- April, 7 — World Health Day
- April, 23 — World Book and Copyright Day
- 2007 April, 23–29 — United Nations Global Road Safety Week
- 2007, 28 — World Day for Safety and Health at Work
- May
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- May, 3 — World Press Day
- May,8—9 — Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War
- May, 15 — International Day of Families
- May, 17 — World Telecommunication Day
- May, 21 — World Day for Cultural Diversity for Dialogue and Development
- May, 22 — International Day for Biological Diversity
- May, 25–June, 1 — Week of Solidarity with the Peoples of Non-Self-Governing
- May, 29 — International Day of United Nations Peacekeepers
- May, 31 — World No-Tobacco Day
- June
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- June, 4 — International Day of Innocent Children Victims of Aggression
- June, 5 — World Environment Day
- June, 17 — World Day to Combat Desertification and Drought
- June, 20 — World Refugee Day
- June, 23 — United Nations Public Service Day
- June, 26 — International Day against Drug Abuse and Illicit Trafficking
- June, 26 — United Nations International Day in Support of Victims of Torture
- July
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- The first July Saturday — International Day of Cooperatives
- July, 11 — World Population Day
- August
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- August, 9 — International Day of the World’s Indigenous People
- August, 12 — International Youth Day
- August, 19 — World Humanitarian Day
- August, 23 — International Day for the Remembrance of the Slave Trade and Its Abolition
- September
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- September, 8 — International Literacy Day
- September, 15 — International Democracy Day
- September, 16 — International Day for the Preservation of the Ozone Layer
- September, 21 — International Day of Peace
- Last week of September — World Maritime Day
- October
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- October, 1 — International Day of Older Persons
- October, 4–10 — World Space Week
- The first Monday of October — World Habitat Day
- October, 5 — World Teachers' Day
- October, 9 — World Post Day
- October, 10 — World Mental Health Day
- The second Wednesday of October — International Day for Natural Disaster Reduction
- October, 16 — World Food Day
- October, 17 — International Day for the Eradication of Poverty
- October, 24 — United Nations Day
- October, 24 — World Development Information Day
- October, 24-30 — Disarmament Week
- November
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- November, 6 — Day for Preventing the Exploitation of the Environment in War and Armed Conflict
- November, 16 — International Day for Tolerance
- November, 19; The third Sunday of November — World Day of Remembrance for Road Traffic Victims
- November, 20 — Africa Industrialization Day
- November, 20 — Universal Children’s Day
- November, 21 — World Television Day
- November, 25 — International Day for the Elimination of Violence against Women
- November, 29 — International Day of Solidarity with the Palestinian People
- December
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- December, 1 — World AIDS Day
- December, 2 — International Day for the Abolition of Slavery
- December, 3 — International Day of Disabled Persons
- December, 5 — International Volunteer Day for Economic and Social Development
- December, 7 — International Day of Civil Aviation
- December, 9 — International Anti-Corruption Day
- December, 10 — Human Rights Day
- December, 11 — International Mountain Day
- December, 18 — International Migrants Day
- December, 19 — UN Day for South-South Cooperation
- December, 20 — International Human Solidarity Day
