Republic of Central Lithuania both Lithuanians and Poles. According to a German census analyst, "Objectively determining conditions of nationality comes up against the greatest difficulties." In the aftermath of the First World War, both Poland and Lithuania regained independence. The conflict between them soon arose as both Lithuania and Poland claimed Vilnius (known in Polish as Wilno) region. Demographically, the main groups inhabiting Vilnius were Poles and Jews, with Lithuanians constituting a small fraction of the total population (2.0%–2.6%, according to the Russian census of 1897 and the German census of 1916). The Lithuanians nonetheless believed that their historical claim to Vilnius (former capital
Centennial of the Restored State of Lithuania of Independence of Lithuania, which proclaimed the restoration of an Independent State of Lithuania, creating a modern state. During World War II, Lithuania was forcibly occupied and annexed by the Soviet Union in 1940, followed by Nazi Germany in 1941, and again by the Soviets in 1944 as one of its constituent republics. During the late 1980s and the dissolution of the Soviet Union, Lithuania fought to restore its independence which culminated in the Act of the Re-Establishment of the State of Lithuania signed on 11 March 1990. In order to have every Lithuanian citizen experience the significance of this