[1] From Vitebsk's lands, the Vilnius Voivodeship received Mogilev, which belonged to the Grand Duchess of Lithuania, Knyazhytsi [be], Tyatseryn [be] and Aboltsi [be].[1] Moreover, the Principalities of Alšėnai, Kletsk [be], Novogrudok [be], Slutsk, Trobos and Izyaslavl were part of the Vilnius Voivodeship.[1] Simultaneously, Vitebsk' lands, the Upper Dnieper, most of the Lithuanian Rus', the Principalities of Kletsk and Sluck were separated from the Vilnius Voivodeship.Following the annexation of Central Lithuania by Poland, during the Interwar, most of the former Voivodeship ended up under the Second Polish Republic while the rest was ruled by Lithuanians.Geographically the area was centred on the city of Vilnius, which had always been the capital of the entity and the seat of a voivode.