The World Factbook provides basic intelligence on the history, people, government, economy, energy, geography, environment, communications, transportation, military, terrorism, and transnational issues for 266 world entities. It is usually updated on Thursdays.
May 8, 2025 update: “In the People and Society category, we have updated the population and dependency ratio fields for most countries, as well as the population pyramid charts, which are available on each country’s page.”
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