The existence of international days predates the establishment of the United Nations, but the UN has embraced them as a powerful advocacy tool. We also mark other UN observances.

Forests, pillars of global food security and nutrition, are the livelihoods of millions of families. They provide essential foods such as fruits, seeds, roots and wild meat, fundamental resources ...

The liturgical observance of this day of Christ's suffering, crucifixion and death evidently has been in existence from the earliest days of the Church. No Mass is celebrated on this day ...

Events marked with an asterisk (*) take place on the same day every year. These events are either promoted by recognized health organizations or recognized in the professional health community. Not ...