Sources

Mondiale is built on open data. The facts, maps and imagery in the game come from these sources.

• 
  CIA World Factbook

  Country profiles and world leaders: geography, people, government and economy.

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  Natural Earth

  Public-domain map data: country shapes, seas, lakes and rivers.

• 
  Wikidata

  Structured data on leaders, capitals, currencies and landmarks.

• 
  Wikimedia Commons

  Photography of leaders, capitals, banknotes, landmarks and flags, plus emblems of international organizations.

• 
  Wikipedia

  Supplementary facts and figures.

• 
  World Bank Open Data

  Development indicators.

• 
  Our World in Data

  Indices on democracy, corruption, human development and happiness — aggregating V-Dem, Transparency International, UNDP and the World Happiness Report.

• 
  Uppsala Conflict Data Program

  Armed-conflict data from Uppsala University.

• 
  Unsplash

  Selected landmark photography.

Country flags come from the open-source flag-icons project.