Lithuania, officially the Republic of Lithuania, is a country in the Baltic region of Europe. Lithuania is one of the Baltic states. The country is situated along the southeastern shore of the Baltic Sea, to the southeast of Sweden and Denmark. It is bordered by Latvia to the north, Belarus to the east and south, Poland to the south, and Kaliningrad Oblast to the southwest. Lithuania has an estimated population of 2.8 million people as of 2019, and its capital and largest city is Vilnius. Other major cities are Kaunas and Klaipėda. Lithuanians are Baltic people. The official language, Lithuanian, is one of only two living languages in the Baltic branch of the Indo-European language family, the other being Latvian.