International Days
Global celebrations and world events
Explore all 57 international days and observances with full details including history, fun facts, and ideas for how to celebrate. Each entry includes upcoming dates, related occasions, and frequently asked questions to help you make the most of every international celebration throughout the year.
World Photography Day
Capture the moment on World Photography Day! This global celebration honors the art, craft, science, and history of photography. From…
International Day of Remembrance of and Tribute to the Victims of Terrorism
The United Nations International Day of Remembrance of and Tribute to the Victims of Terrorism falls on August 21. It is a solemn UN date…
International Day for the Remembrance of the Slave Trade and its Abolition
Each August 23, UNESCO marks the International Day for the Remembrance of the Slave Trade and its Abolition. The date recalls the night of…
International Day against Nuclear Tests
The International Day against Nuclear Tests on August 29 is a United Nations date. It commemorates the 1991 closure of the Semipalatinsk…
International Day of Charity
Give back globally! International Day of Charity promotes charitable activities worldwide. Donate to causes, volunteer your time, or spread…
International Day of Clean Air
The International Day of Clean Air for blue skies is the United Nations observance on September 7. In 2026 that is Monday, September 7. The…
International Literacy Day
International Literacy Day is a UNESCO observance marked every year on September 8. In 2026 it falls on Tuesday, September 8. It was…
International Day of Democracy
The International Day of Democracy is the United Nations observance on September 15. In 2026 that is Tuesday, September 15. The UN General…
International Day for the Preservation of the Ozone Layer
The International Day for the Preservation of the Ozone Layer is the United Nations observance on September 16. In 2026 that is Wednesday…
International Day of Peace
The International Day of Peace is a United Nations observance marked every year on September 21. In 2026 that is Monday, September 21. The…
World Tourism Day
World Tourism Day is an international observance led by UN Tourism and marked on September 27. In 2026 it falls on Sunday, September 27…
International Music Day
International Music Day is observed on October 1. In 2026 it falls on Thursday, October 1. It is generally traced to the International…
World Vegetarian Day
World Vegetarian Day is observed on October 1. In 2026 that is Thursday, October 1. It was established in 1977 by the North American…
International Coffee Day
International Coffee Day is observed worldwide on October 1. In 2026 it falls on Thursday, October 1. The International Coffee Organization…
International Day of Older Persons
International Day of Older Persons is a United Nations observance marked every year on October 1. In 2026 it falls on Thursday, October 1…
World Smile Day
World Smile Day is an informal observance on the first Friday in October. In 2026 that is Friday, October 2. It was created in 1999 by…
International Day of Non-Violence
The International Day of Non-Violence is a United Nations observance on October 2, Gandhi’s birthday. In 2026 it falls on Friday, October…
World Animal Day
World Animal Day is an international animal-welfare observance marked on October 4. In 2026 it falls on Sunday, October 4. It traces to…
World Mental Health Day
World Mental Health Day is a global awareness observance marked every year on October 10. In 2026 it falls on Saturday, October 10. It was…
International Day of the Girl Child
The International Day of the Girl Child is a United Nations observance marked on October 11. In 2026 it falls on Sunday, October 11. The UN…
International Day for Disaster Risk Reduction
The International Day for Disaster Risk Reduction is a United Nations observance on October 13. In 2026 that is Tuesday, October 13. It…
Global Handwashing Day
Wash with soap on Global Handwashing Day. October 15 is the fixed global advocacy date for handwashing with soap — a simple habit that cuts…
World Food Day
World Food Day is an official FAO/United Nations observance on October 16. In 2026 it falls on Friday, October 16. The date marks FAO’s…
United Nations Day
United Nations Day is observed on October 24, the anniversary of the UN Charter entering into force in 1945. In 2026 it falls on Saturday…