European Union Countries: A Curated Dataset on EU Members for Education and Data Science

European Union Countries: A Curated Dataset on EU Members for Education and Data Science

Initial release of the curated European Union member states Indicators dataset (2026).

• 27 member states covered (current EU composition).
• 12 variables: id, country_name, iso_alpha3, capital, eu_accession_year, schengen_accession_year, is_schengen_member, latitude, longitude, landlocked, area_km2, population.
• Standardized Metadata: Includes ISO 3166-1 alpha-3 codes and geospatial centroids.
• Format: Available in CSV format, optimized for read.csv() in R and pandas.read_csv() in Python.
• Validation: Data integrity checked for missing values (specifically handling non-Schengen members).
• Metadata: Includes .zenodo.json for automatic archiving and CITATION.cff for GitHub integration.
• License: Licensed under Creative Commons Attribution 4.0 International (CC BY 4.0)