Lithuania result of the staged Żeligowski's Mutiny in October 1920, Poland took control of Vilnius Region and annexed it as Wilno Voivodeship in 1922. Lithuania continued to claim Vilnius as its "de jure" capital and relations with Poland remained particularly tense and hostile for the entire interwar period. In January 1923, Lithuania staged the Klaipėda Revolt and captured Klaipėda Region (Memel territory) which was detached from East Prussia by the Treaty of Versailles. The region became an autonomous region of Lithuania. On 15 May 1920, the first meeting of the democratically elected constituent assembly took place. The documents it adopted, i.
Name of Lithuania original word should have no suffix. A likely candidate is "Lietā". Because many Baltic ethnonyms originated from hydronyms, linguists have searched for its origin among local hydronyms. Usually such names evolved through the following process: hydronym → toponym → ethnonym. A small river not far from Kernavė, the core area of the early Lithuanian state and a possible first capital of the would-be Grand Duchy of Lithuania, is usually credited as the source of the name. This river's original name is Lietava. As time passed, the suffix -"ava" could have changed into -"uva", as the two are from the same