It's an astronomical event, it's day of festivity since antiquity and and international day. How much do you really know about it? Let's put your knowledge to the test ...
The Happiness Development Movement began in 1972 through a philosophy introduced by the king of Bhutan, the same country that initiated the resolution which led to the establishment of the International Day of Happiness.
Currently, the sun appears to be within the constellation Pisces during the vernal equinox. However, due to shifts in the Earth's axis this changes every few thousand years, so in 2597 during the March equinox, it will instead appear to be part of Aquarius.
This resolution was put forth by the Kingdom of Bhutan, a landlocked country located in South Asia.
The March equinox is known as Nowruz in some parts of Europe and Asia and marks the beginning of the calendar year, specifically in places like Iran.
UN resolution 66/281 recognized well-being as a universal goal and aspiration alongside happiness.
Answer: Ban Ki-Moon
Korea's Ban Ki-moon was Secretary-General of the United Nations from 2007 to 2016 and strongly supported International Happiness Day during its inception.
Answer: "Equal night"
Equinox translates into English as "equal night", which alludes to the fact that day and night hours are virtually the same length during these occasions.
The HappinessDay.org website is managed by the United Nations in conjunction with Jayme Illien, founder of the International Day of Happiness.
During the equinoxes, a shadow resembling a snake can be seen running down the ancient Mayan Temple of Kukulcan, which is located in Mexico.
In the Northern Hemisphere, the vernal equinox marks the first day of Spring. However, in the Southern Hemisphere, this same date is the beginning of Fall.