Polotsk or Połock Voivodeship (Latin: Palatinatus Polocensis; Lithuanian: Polocko vaivadija; Polish: Województwo połockie, Belarusian: Полацкае ваяводства) was a unit of administrative division and local government in the Polish–Lithuanian Commonwealth (Grand Duchy of Lithuania) since the 15th century until the partitions of Poland in 1793.The voivodeship history can be traced to the Principality of Polotsk, conquered by the Grand Duchy of Lithuania around late 14th / early 15th centuries.Zygmunt Gloger in his monumental book Historical Geography of the Lands of Old Poland provides this description of the Połock Voivodeship: “Połock, in Latin Polocia, Polocium, lies on the right bank of the Dvina, and is regarded as one of the oldest gords of Rus’.In the 13th century, the Principality of Polotsk was ruled by Kievan princes, but in app.Połock Voivodeship had two envoys in the Sejm, and two deputies to the Lithuanian Tribunal”.