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Data Sources & Attribution

Last updated: March 26, 2026

Data Sources & Attribution

Government Sources (Public Domain)

  • US Department of State travel advisories (travel.state.gov). Public domain under 17 U.S.C. Section 105.
  • Centers for Disease Control and Prevention (CDC) travel health data. Public domain under 17 U.S.C. Section 105.

Public Data Sources

  • World Bank Worldwide Governance Indicators. Licensed under Creative Commons Attribution 4.0 International (CC BY 4.0).
  • Freedom House Freedom in the World scores. Used on the website for informational purposes under Freedom House terms. Not available through the commercial API.
  • Wikipedia. Country descriptions and demographic data licensed under CC BY-SA 4.0.

Disclaimer

TravelAdvisory processes and enriches data from these sources using proprietary technology, including artificial intelligence. Processed data may differ from original sources. TravelAdvisory is not affiliated with, endorsed by, or operated by any government agency.

TravelAdvisory is operated by Idarity Solutions LLC.

This attribution page may be updated as new data sources are added or licensing terms change.