The Principality of Polotsk, 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. Chronicles of Kiev
Saint Sophia Cathedral in Polotsk (rebuilt in the mid-18th century)
The Orsha Gospel Book was created in Polotsk during the town's period of decline in the 13th century.