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The World Factbook

The World Factbook provides basic intelligence on the history, people, government, economy, energy, geography, environment, communications, transportation, military, terrorism, and transnational issues for 265 world entities.

Travel the globe with CIA’s World Factbook.

Fact of the Day

October 03, 2024

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What's New

As you may have noticed at the top of the homepage, The World Factbook logo now features prominently on our website. The eagle has been dubbed "Professor Donovan," in honor of General William "Wild Bill" Donovan, the head of the Office of Strategic Services (OSS) that preceded the CIA.

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The World

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World Travel Facts

Travel more intelligently with The World Factbook Travel Facts. Here’s what you should know about each country before you go.

Country Factsheets

Pressed for time? Check out our factsheets for essential information on each country.

Flags of the World

Every flag has a story. View flags of all the world’s countries and territories to learn the symbolism behind each design.

Country Comparisons

Love data? The World Factbook has over 50 rank order pages that compare country data in specific fields.

World Factbook Is Just the Start. Apply for a Job at CIA.

Curious about other cultures? Want to use your knowledge to help keep America safe? Make a career out of learning about the world.

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