Explanation

The United Nations (UN’s) International Day for Countering Hate Speech (IDCHS) is observed annually across the globe on June 18 to combat the rising spread of discriminatory rhetoric and promote intercultural dialogue and tolerance.

First observed on June 18, 2019.

Theme 2026:  Hate Speech and Artificial Intelligence

***

Explanation

UN Russian Language Day is observed annually on June 6.

The event was established by the United Nations Educational, Scientific and Cultural Organization in 2010.

 ***

Explanation

Observed annually on June 17, the World Day to Combat Desertification and Drought is a UN-designated observance raising awareness about land degradation.

Host country 2026: Kenya

Theme 2026: Rangelands: Recognize. Respect. Restore

***

Explanation

The United Nations (UN)’s International Day of Family Remittances (IDFR) is annually observed across the globe on 16 June to acknowledge the sacrifices of migrant workers who send money back to their families.

Theme 2026: Remittances for Rural Resilience, Entrepreneurship and Employment

*** 

Explanation

The United Nations (UN’s) International Day for the Elimination of Sexual Violence in Conflict is observed globally on 19 June every year to raise awareness about Conflict-Related Sexual Violence.

Theme 2026: Conflict-Related Sexual Violence Against Children: Safeguarding Futures and Empowering Caregivers

***

Explanation

• World Hydrography Day is observed on June 21 every year to raise awareness about hydrography and the essential role that it plays in improved knowledge of the seas and oceans.
• Theme 2026: Transforming how ocean data is shared
• ****

Explanation

• World Hydrography Day is observed on June 21 every year to raise awareness about hydrography and the essential role that it plays in improved knowledge of the seas and oceans.
• Theme 2026: Transforming how ocean data is shared
• ****

Explanation

World Music Day is celebrated on 21 June to promote music through public performances.

It celebrated for the first time in 1982 in France

The 2026 observance marked the 44th anniversary of World Music Day.

Theme 2026: Music for Peace

***

Explanation

Olympic Day is a celebration of sport, health, and being together.

It invites everyone around the globe to be active and move together with purpose on 23 June every year.

Celebrated globally on June 23 each year, Olympic Day honors the founding of the modern Olympic Games, first held in Paris in 1894.

****

Explanation

• World Environment Day is on 5 June.
• First observed in the city of Spokane in the USA in 1974.
• Established by the UN General Assembly in 1972.
• It is also called Eco Day.

Additional information:

Theme:

• 2020: Time for Nature in Colombia
• 2021: Ecosystem restoration in Pakistan
• 2022: Only One Earth in Sweden
• 2023: Solutions to Plastic Pollution in the Ivory Coast
• 2024: Land restoration, desertification, and drought resilience in Riyadh, Saudi Arabia
• 2025: Ending plastic pollution in South Korea
• Theme 2026: Inspired by Nature. For Climate. For Our Future in Azerbaijan