Republic of Central Lithuania invaded by the Soviets in summer 1920 and being forcibly incorporated into that state, and only the Polish victory derailed this plan. After the Molotov-Ribbentrop pact and the Soviet invasion of Poland of 1939, Lithuania was given in accordance with the Soviet–Lithuanian Mutual Assistance Treaty Vilnius, and its surroundings up to 30 kilometers, on October 10, 1939. A part of the region was given to the Belarusian SSR. Vilnius very quickly became the capital of Lithuania again. But in 1940, Lithuania was swallowed up by the Soviet Union, forced to become the Lithuanian SSR. Since the restoration of Lithuanian independence
Centennial of the Restored State of Lithuania Centennial of the Restored State of Lithuania The Centennial of the Restored State of Lithuania marks the 100th anniversary of the Act of Independence of Lithuania which was signed on 16 February 1918. Lithuania's statehood dates to the 13th-century Grand Duchy of Lithuania. On 6 July 1253, Mindaugas was crowned as the King of Lithuania. In 1385, Lithuania joined Poland in a union that grew into the Polish–Lithuanian Commonwealth by 1569. Between 1772 and 1795, most of Lithuania was annexed by the Russian Empire. Towards the end of World War I, on 16 February 1918, twenty people signed the Act