- The Minorities at Risk (MAR) Project
- “MAR tracks 284 politically-active ethnic groups throughout the world from 1945 to the present — identifying where they are, what they do, and what happens to them.”
“The Armed Conflict Location & Event Data Project (ACLED) is a disaggregated conflict collection, analysis and crisis mapping project.”
- biographies of political leader. even if you cannot read Spanish it is very useful to find their birthplace, ethnicity and so on.