Principality of Polotsk
The Principality of Polotsk (obsolete spelling: Polock; Belarusian: По́лацкае кня́ства, romanized: Połackaje kniastva; Latin: Polocensis Ducatus), also known as the Duchy of Polotsk or Polotskian Rus', was a medieval principality. The origin and date of the establishment of the state are uncertain.