The International Day of United Nations Peacekeepers is observed annually on May 29 to pay tribute to the military, police, and civilian personnel serving in UN operations and to honor the memory of those who have lost their lives in the cause of peace.
World Thyroid Awareness Day (World Thyroid Day) is observed every year on May 25 to raise global awareness about thyroid disease and its symptoms. This day was first celebrated in September 2007 during the Annual General Meeting preceding the European Thyroid Association (ETA) Congress.
The International Day of Families is observed every year on May 15 to recognise familys pivotal role as the cornerstone of society. The day also seeks to raise global awareness about the challenges families face and promote initiatives that support their well-being and development.