Treaty of Korsun

The Treaty of Korsun was a treaty signed between the Cossack Hetmanate and Sweden on October 6 1657, in the treaty, the Hetmanate was formally recognized by Sweden.

Stipulations

The Cossack Hetmanate is formally recognized by Sweden
Sweden promises the formation of an independent Cossack state which would include Galicia, Volhynia, and eastern Ukrainian territory
Charles X Gustav pledges that Poland will recognize the Hetmanate
Charles X Gustav accepts the Hetmanate as under his control
Charles X Gustav promises to defend the freedom and interests of the Ukrainian people

Aftermath

As a result of the treaty, many elite cossacks attempted to weaken their ties to the Commonwealth, resolve regional tensions, and create a brand new geopolitical formation.