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Danish Intervention in the Thirty Years' War (1625)
In 1625 King Christian IV of Denmark-Norway led a coalition into the northern Holy Roman Empire at German Protestant princes' request, openly confron…
Timeline
- 1624–1625Copenhagen · DenmarkAfter the Palatinate's defeat, northern German Protestant princes and powers such as England urged Christian IV to intervene as 'protector of German Protestants'; the Danish court, weighing strategic interests against religious obligations, decided to intervene.
- 1625Lower Saxony and Holstein · Lower SaxonyIn summer 1625 the Danish coalition advanced south from Holstein, seized several northern German fortresses, allied with local Protestant forces, and formally declared war on Emperor Ferdinand II, significantly widening the war.
- 1625–1628Northern Germany · GermanyAfter appointing Wallenstein supreme commander, the Empire launched a counteroffensive; battles such as Lutter in 1626 heavily damaged the Danish army. Though Denmark held locally, it gradually lost the strategic initiative, and northern Germany became the main contested battlefield.
Sources
- Wilson, Peter H. The Thirty Years War: Europe's Tragedy — Peter H. Wilson (2009)
- Lockhart, Paul Douglas. Denmark, 1513-1660 — Paul Douglas Lockhart (2007)