Frederick III of Denmark, receiving the news…
June 1657 CE
Frederick III of Denmark, receiving the news of Leopold’s treaty with the Commonwealth and aware that Charles X Gustav’s Swedish army is bogged down in Poland, sees this as an opportunity to recover the territories lost in 1645, and promptly declares war on Sweden.
People
Groups
Brandenburg, (Hohenzollern) Margravate of
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Cossacks, Zaporozhian
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Sweden, (second) Kingdom of
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Denmark-Norway, Kingdom of
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Russia, Tsardom of
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Transylvania (Ottoman vassal), Principality of
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Prussia, Royal (Polish province)
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Polish-Lithuanian Commonwealth (Commonwealth of the Two Nations)
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Netherlands, United Provinces of the (Dutch Republic)
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Habsburg Monarchy, or Empire
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