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
National symbols of Lithuania Soviet occupation of Lithuania, the Lithuanian flag and the national anthem were replaced; the Lithuanian Coat of Arms was not shown in official capacities. On the other hand, in keeping with the Soviet policy of encouraging what were seen as harmless expressions of ethnic identity, Lithuanian national costumes were often featured on postal stamps and elsewhere. Lithuania was occupied by Soviet Union in 1940-1941, later it was controlled Nazi government during World War II and was a Soviet Socialist Republic from 1944 until 1990. The latter situation is generally seen by Lithuanians as an occupation. Public displays of both the