According to the 2020 Global Peace Index, Iceland is the most peaceful nation on the planet. Since 2008, the Institute for Economics and Peace has ranked Iceland first. This year, it is followed by New Zealand, Austria, Portugal and Denmark on the list.
Each year, 163 countries and independent states are rated across three domains: Societal safety and security domain, Ongoing domestic and international conflict domain, and militarization domain. Countries are also evaluated according to their economic cost of violence.
Since the list has been published, European countries consistently rank in the top 20. In fact, for 2020 13 of the top 20 most peaceful nations are in Europe. For comparison, the United States ranked number 121 again this year.
You can view the full report here.