Lithuania, a Baltic country with a population of about 2.8 million, joined the European Union in 2004. As of 2021, its GDP per capita stands at approximately 82% of the EU average, reflecting significant economic growth since accession. Lithuania adopted the euro in 2015, enhancing its integration with the EU economy. The country has a relatively young population with a median age of around 43 years. Key economic sectors include information technology, manufacturing, and services, which are major contributors to its export-driven economy. Lithuania also actively participates in EU policy-making and regional cooperation initiatives.