At the end of 1658, significant Polish–Lithuanian forces placed themselves in the region of Myadel, an area which previously swore a loyalty oath to the Russian Tsar.
[citation needed] Many of the nobles (szlachta), however, followed the appeal of Hetman Paweł Jan Sapieha to join the Commonwealth army.
After the signing of the treaty of Valiesar the Russian army could bring its troops to Lithuania that were so far involved in fighting the Swedes.
[1] On January 24, a Russian cavalry corps ("yertoul") counting up to 1,000 men was sent out to capture some prisoners who would provide important information on Lithuanians.
[1] As a result of this victory, the Russian army took the strategic initiative and reclaimed its control of big parts of Grand Duchy of Lithuania.