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 ...
More information: Easter is traditionally celebrated on the Sunday after the first full moon that occurs on or after the March equinox.
More information: This resolution was put forth by the Kingdom of Bhutan, a landlocked country located in South Asia.
Answer: New York
More information: The International Day of Happiness was launched in 2013 by Ndaba Mandela, the late Nelson Mandela's grandson and Chelsea Clinton, daughter of Bill and Hillary Clinton, at the TedXTeen conference in New York City.
More information: The HappinessDay.org website is managed by the United Nations in conjunction with Jayme Illien, founder of the International Day of Happiness.
Answer: March Equinox
More information: Though there are variations, the March equinox generally occurs on 20 March, with International Happiness Day adopting this date due to that event.
Answer: Gross National Happiness
More information: The Buddhist kingdom of Bhutan is responsible for this development - Gross National Happiness - which has been adopted in various countries and cities around the world and laid the foundation for the International Day of Happiness.
More information: The "Small Smurfs Big Goals" campaign was launched in 2017, in which characters from the "Smurfs: the Lost Village" animated feature teamed up with the UN to promote International Happiness Day.
More information: The sun travels northward across the equator (from south to north) during the March equinox, while it does the opposite during its autumnal counterpart.
Answer: Towards the Sun
More information: The Northern Hemisphere starts to tilt toward the sun during its vernal equinox, which results in warmer temperatures and thus brings about the Spring season from Winter.
Answer: Pharrell Williams
More information: Pharrell Williams, in collaboration with the United Nations, promoted the International Day of Happiness in 2014. He did the same in 2015, which featured him giving a speech in front of the UN General Assembly.