The Treaty of Hadiach, despite considerable Roman …

Years: 1659 - 1659
May

The Treaty of Hadiach, despite considerable Roman Catholic Clergy opposition, is on May 22, 1659, approved by Polish king and parliament (Sejm) , but with an emended text.

The idea of a Ruthenian Duchy, a Commonwealth attempt to regain influence over the Ukrainian territories and growing influence of Muscovy over the Cossacks within the Commonwealth, is completely abandoned.

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