The happiest countries in the world have been revaled for 2024, according to the most up-to-date UN-backed World Happiness Report. The report, which is in its twelth year, shows the US has dropped out of the top 20 for the first time.At the top of the list is Finland, which has been voted the happiest country for seven years running. But the UK and the US have become less happy, the worldwide study of 140 countries shows. Afghanistanis at the bottom of the World Happiness Report once again....