Portugal

Officially the Portuguese Republic, joined the EU on 1 January 1986, Portugal joined the European Economic Community (EEC) that later became the European Union (EU). Portugal is a member of the United Nations, European Union, Eurozone, OECD, NATO, WTO, OSCE, Schengen Area, Council of Europe, Organization of Ibero-American States, Community of Portuguese Language Countries

The Portuguese referendum on the Treaty establishing a Constitution for Europe was a planned referendum to be held on October 9, 2005 to decide whether the Portugal should ratify the proposed Constitution of the European Union. Following the rejection of the European Constitution by voters in France in May 2005 and in the Netherlands in June 2005, and the extension granted to the ratification deadline, José Sócrates announced on 17 June 2005 that the government would postpone the referendum.

Currency: Euro since 1 January 1999 (formerly Portuguese escudo, PTE)

Population: 10.3 Million