Archeparchy of Polotsk–Vitebsk (Ruthenian Uniate Church)
The Archeparchy of Polotsk-Vitebsk was an archeparchy of the Ruthenian Uniate Church that was situated in the Polish–Lithuanian Commonwealth. From 1596 to 1839, it was a suffragan eparchy of the Metropolis of Kiev, Galicia and all Ruthenia. The cathedral church of the archeparchy was Cathedral of Saint Sophia in the city of Polotsk.