 In the winter of 1634-35 he yet again tried to convince the Cossacks to turn against the Poles at the Kaniv Council, but received only very limited support.In 1635 he negotiated with the Russians the resettlement of 700 Cossacks in Russian-leaning Sloboda territories and, in 1636, suggested the creation of a pro-Russian Cossack regiment.His proposal was rejected by the Russians who did not want to endanger their new relationship with Poland after the recently concluded Treaty of Polyanovka.