The World Happiness Report is a landmark survey of the state of global happiness. The World Happiness Report 2018, ranks 156 countries by their happiness levels, and 117 countries by the happiness of their immigrants.
Burundi in East Africa is the unhappiest place in the world. The study reveals the US has slipped to 18th place, five places down on 2016. India ranks 133rd in the report after Pakistan (75th), China (86th) and Nepal (101st).
Top 5 countries in the list are-
4. Iceland, and
Source- World Happiness Official Report