According to the 2018 Global Peace Index:

  1. Iceland
  2. New Zealand
  3. Austria
  4. Portugal
  5. Denmark
  6. Canada
  7. Czech Republic
  8. Singapore
  9. Japan
  10. Ireland
  11. Slovenia
  12. Switzerland
  13. Australia

The Global Peace Index is developed by the Institute for Economics & Peace, an independent, non-partisan, non-profit think tank dedicated to shifting the world’s focus to peace as a positive, achievable and tangible measure of human wellbeing and progress.

IEP is headquartered in Sydney, Australia, with offices in New York, The Hague, Mexico City, and Brussels. It works with a wide range of partners internationally and collaborates with intergovernmental organisations on measuring and communicating the economic value of peace.

The chart is also available here.