Duchy of Lithuania Duchy of Lithuania Duchy of Lithuania (; ) was a state-territorial formation of ethnic Lithuanians, that existed from the 13th century until 1413. Most of the time it was a constituent part and a nucleus of the Grand Duchy of Lithuania. Other alternative names of the territorial formation, used in different periods, were Aukštaitija or Land of Lithuania (13th century), Duchy of Vilnius (14th – early 15th centuries), Lithuania Propria or simply Lithuania (in a narrow sense). The formation emerged in the central and eastern part of the present-day Lithuania, known as Aukštaitija, as the Lietuva Land (). It is
Geography of Lithuania is environmentally unsound. Moreover, exploitation of these resources will depend on Lithuania's ability to attract capital and technology from abroad. "Natural resources:" peat, arable land, amber Land use: Irrigated land: 13.4 km² (2011) Total renewable water resources: 24.9 km (2011) Area: Comparative area Land boundaries: Coastline: 90 km. The coastline consists of 20 kilometres from Klaipėda, 50 kilometres at Cape Nehrung, and 21 kilometres in the region of Palanga and the mouth of the Šventoji river. "The "Memelland" occupies two-thirds of the Lithuanian coast-line." Maritime claims: Elevation extremes: Geography of Lithuania Lithuania is a country in the Baltic region of