In order to come up with their ranking, they compared three different studies from 2016 - the Social Progress Index, the Environmental Performance Index and the World Economic Forum's (WEF) Gender Gap report.
The Social Progress Index examines categories like religious and LGBT tolerance, access to clean water, press freedom and access to education, the WEF's Gender Gap report looks into gender parity in jobs and education, and the EPI focuses on factors like air pollution and recycling.
Movehub combined the results for each country to create a comprehensive list revealing the least liberal countries in the world.
While many of the countries in this list are Middle Eastern nations struggling to cope with the impact of the Syrian refugee crisis, others are spread out all over the world, from Cambodia in Asia to the west African nation of Angola.
See the 25 most conservative, intolerant, and polluted countries in the world below: