Arkadiusz Mularczyk· ECR

Overestimated

The Three Seas Initiative covers 27% of the EU population.

Error detected

The population figure is overestimated by approximately 2 percentage points (27% claimed vs. 25% actual).

Omissions

• The 3SI comprises 12 EU member states; the population figure is based on this composition.
• The Wikipedia source does not provide a specific publication date for this data, though the claim was made in February 2026.
• The Wikipedia entry cites official sources but is itself a tertiary source.

Sources

• TertiaryWikipedia - Three Seas InitiativeThe twelve Three Seas countries are home to 25 percent of the European Union's population