STAMP CALENDAR -STAMP HISTORY

World Environment Day is celebrated on 5 June every year, and is the United Nations' principal vehicle for encouraging awareness and...

International Widows Day is a United Nations ratified day of action to address the "poverty and injustice faced by millions of widows ...

The International Day of Yoga has been celebrated annually on 21 June since 2015, following its inception in the United Nations General Ass...