Original sentence: Although the Commonwealth tried to regain influence over Cossacks until late 17th century (of note it the Treaty of Hadiach of 1658)), Muscovy strenghtened its grip on their new Cossack subjects.As Muscovy begun to eclipse the Commonwealth as regional power, it also discarded any pretences of goodwill towards the Cossacks; their autonomy and priviliges were drasticaly strippen and by the time of partitions of Poland ended the existence of the Commonwealth in 1795, Cossacks as a nation were all but gone.In the end, Chmielnicki Uprising failed to create independent state or save the Cossack nation