Algirdas Mykolas Brazauskas, Prime Minister and Antanas Valionis, Minister for Foreign Affairs of Lithuania signing the Accession Treaty (Photo: European Commission)

Lithuania has a population of 3.35 million and an area of 65,000 km2

It became an EU member state on 1 May 2004.

Membership was finally decided in a national referendum in which around 90% of the voters supported EU membership. Has had a Europe agreement since 1995 and entered into Accession Partnership in 1998.