Transnational_issues of Portugal
| Disputes - international: | Portugal does not recognize Spanish sovereignty over the territory of Olivenza based on a difference of interpretation of the 1815 Congress of Vienna and the 1801 Treaty of Badajoz |
| Illicit drugs: | seizing record amounts of Latin American cocaine destined for Europe; a European gateway for Southwest Asian heroin; transshipment point for hashish from North Africa to Europe; consumer of Southwest Asian heroin |