Republic of Latvia (Latvian: Latvijas Republika), is a country in the Baltic region of Northern Europe. It is bordered to the north by Estonia (border length 343 km), to the south by Lithuania (588 km), to the east by Russia (276 km), and to the southeast by Belarus (141 km), and it shares a maritime border to the west with Sweden. With 2,070,371 inhabitants (population of Latvia peaked at 2,67 millions in 1990) and a territory of 64,589 km2 (24,938 sq mi) it is one of the least populous and least densely populated countries of the European Union. The capital of Latvia is Riga. The official language is Latvian and the currency is called Lats (Ls). The country has a temperate seasonal climate.