Conflicts & Resolutions · War

Second Northern War

1655–1660 · 17th century · Also known as First Northern War, Northern War of 1655–1660

The Second Northern War (1655–1660) was fought between Sweden under Charles X Gustav and its adversaries, Poland–Lithuania, Russia, Denmark, the Habsburg monarchy and Brandenburg. The Great Elector changed sides from Sweden to Poland and won full sovereignty over the Duchy of Prussia by the treaties of Labiau and Wehlau in 1656–1657, confirmed at the Peace of Oliva in 1660.

Second Northern War
Image: Imonoz · CC BY-SA 4.0 · Wikimedia Commons

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Margraviate of BrandenburgMilitary

Battles and settlements

See also

Cite this entry
APA
The Epoch Institute. (2026). Second Northern War. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/second-northern-war
MLA
“Second Northern War.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/second-northern-war. Accessed .
Chicago
The Epoch Institute. “Second Northern War.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/second-northern-war.
Harvard
The Epoch Institute (2026) ‘Second Northern War’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/second-northern-war (Accessed: ).

Last reviewed October 2026Random entry ↻