Temporary capital of Lithuania changed hands frequently: on April 19, 1919, the city was seized by the regular Polish Army; on July 14, 1920, it was recaptured by Soviet forces. After the Soviet defeat in the Battle of Warsaw, Vilnius was handed to the Lithuanian authorities according to the Soviet–Lithuanian Peace Treaty of July 12, 1920. Poland continued to claim the city and organized Żeligowski's Mutiny to capture it in October 1920. Polish General Żeligowski established the Republic of Central Lithuania, which was incorporated into Poland in 1922. Such situation remained until 1939. In October 1939 the Soviets transferred the city, which they captured
Act of Independence of Lithuania the first Cabinet of Lithuania was formed, and the Council of Lithuania gained control over the territory of Lithuania. Independent Lithuania, although it would soon be battling the Wars of Independence, became a reality. The laconic Act is the legal basis for the existence of modern Lithuania, both during the interwar period and since 1990. The Act formulated the basic constitutional principles that were and still are followed by all Constitutions of Lithuania. The Act itself was a key element in the foundation of Lithuania's re-establishment of independence in 1990. Lithuania, breaking away from the Soviet Union, stressed that it