Torstenson War

The Torstenson War was a conflict between Sweden and Denmark-Norway from 1643 to 1645. It ended with the Treaty of Brömsebro, which transferred Danish territory to Sweden.

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Lennart Torstenson: A Swedish field marshal who led the invasion of Denmark-Norway that began the Torstenson War. His campaign across Jutland gave the conflict its name and shaped its opening.
Swedish Empire: The early modern Swedish state at the height of its territorial power in northern Europe. Its bid for regional supremacy sharpened conflict with Denmark-Norway.
Swedish Pomerania: A territory on the southern Baltic coast ruled by Sweden from the seventeenth to the early nineteenth century. Sweden’s German foothold connected its Scandinavian power to the wider European war.
Treaty of Roskilde: The 1658 peace treaty that forced Denmark-Norway to cede extensive territory to Sweden. It repeated and expanded the territorial losses Denmark had suffered in 1645.
Axel Oxenstierna: A Swedish statesman who governed as chancellor during the Thirty Years’ War and Sweden’s rise as a great power. He directed Swedish policy while Torstenson’s forces operated in Denmark.
Jutland: A peninsula shared by Denmark and Germany, forming the mainland part of Denmark. Torstenson’s forces occupied much of this peninsula during the war.
Kalmar War: A war between Sweden and Denmark-Norway from 1611 to 1613, ending in Swedish defeat and costly concessions. Its settlement left a long-running Swedish grievance over Älvsborg.
Gotland: A Swedish island in the Baltic Sea, transferred from Denmark-Norway to Sweden in 1645. The treaty secured this strategically placed Baltic island for Sweden.
Dano-Swedish War (1657–1658): A war between Denmark-Norway and Sweden that ended with the Treaty of Roskilde. This later conflict shows that the 1645 settlement did not end the rivalry.
Gustav Horn: A Swedish field marshal and statesman who commanded forces in the Thirty Years’ War and the Torstenson War. His operations in Skåne complemented Torstenson’s campaign in Jutland.