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BATTLE // March 6, 1645

Battle of Jankau

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Overview

The Battle of Jankau, took place on 6 March 1645 during the later stages of the Thirty Years' War, near Jankov in Bohemia. It featured Swedish and Imperial armies, each containing around 16,000 men.

Overview adapted from Wikipedia, licensed under CC BY-SA 4.0.

Significance

The Battle of Jankau, fought near Jankov in Bohemia on 6 March 1645, was a major engagement in the later stages of the Thirty Years' War between Swedish and Imperial armies of roughly equal strength, each numbering around 16,000 men. Swedish forces under Lennart Torstensson, supported by commanders including Arvid Wittenberg, Kaspar de Potelles, and Robert Douglas, faced an Imperial army led by Melchior von Hatzfeld, Johann von Werth, and Johann von Götzen. Imperial casualties of 4,000 exceeded the Swedish losses of 3,000–4,000, indicating a Swedish advantage in the outcome of the engagement. Coming in the later stages of the war, the battle was part of Sweden's sustained military pressure on the Habsburg position in Bohemia, which contributed to the broader weakening of Imperial strategic cohesion in the years leading to the Peace of Westphalia in 1648.

Forces & casualties

Troop strength

  • Sweden16,000
    medium
  • Holy Roman Empire16,000
    medium

Both sides were near-evenly matched in numbers

Casualties

  • Sweden3,000–4,000
    medium22% loss rate
  • Holy Roman Empire4,000
    medium25% loss rate

Commanders (7)

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6 sibling battles · 0 factions

Last verified July 2026
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