Occupied the territory of the Neman and Lani to bird and Pripyat, the city included Slutsk, Kopylov Petric, Timkovichi, Urechye, Luban, Old Road, Umgovichi, Tal, Tundra and others.
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After Olgerdovich's death in 1440, together with Sluck, Kopylov went to his son and the heirs of Olelko Olelkovich, Seeds, Mikhail, George and Simeon.
Principality of Bulgaria | Principality of Ansbach | Slutsk | Principality of Lüneburg | Principality of Auersperg | Principality of Polotsk | Principality of Orange | Principality of Yaroslavl | Principality of Pereyaslavl | Principality of Calenberg | Principality of Lippe | Principality of Grubenhagen | Principality of Sealand | Principality of Piombino | Principality of Kiev | Principality of Catalonia | Principality of Anhalt-Zerbst | Principality of Zeta | Principality of Transylvania | Principality of Lichtenberg | Principality of Hungary | Principality of Halberstadt | Principality of Brunswick-Wolfenbüttel | Tabasaran Principality | Serbian Grand Principality | Principality of Valona | Principality of Ryazan | Principality of Reuss-Greiz | Principality of Reuss | Principality of Nassau-Orange-Fulda |