Finland has been named the happiest country in the world for the seventh year in a row, according to the latest World Happiness Report released by the UN on Wednesday. Alongside Finland, other Nordic nations such as Denmark, Iceland, and Sweden have maintained their positions within the top ten rankings of the most joyful countries. Advertisement The sharpest decline in happiness since 2006-10 was noted in Afghanistan, Lebanon and Jordan, while the Eastern European countries Serbia, Bulgaria and Latvia reported the biggest increases.