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ORDER OF BATTLE // September 25, 1792

Siege de Lille

Estimated force strength by side, with confidence labels per surviving record.

Forces engaged

2 sides catalogued · combined 23,800–38,800 estimated

  • Republican France

    10,000–25,000

    Medium-confidence figure

  • Habsburg monarchy

    13,800

    Medium-confidence figure

Battle context

The siege of Lille demonstrated the limits of Habsburg operational reach in the opening campaign of the War of the First Coalition. Unable to completely encircle the city, the Austrian force under Duke Albert of Saxe-Teschen could not prevent the French garrison from receiving continuous reinforcements, rendering the bombardment insufficient to compel surrender. The French hold at Lille was further secured by external events: news of the Republican victory over the Prussians at Valmy prompted Albert to withdraw his troops and siege artillery. The failed siege thus combined with the Valmy result to blunt the Coalition's early momentum in the northern theater, and French forces proceeded to the offensive at Jemappes the following November. The city later commemorated its resistance with the Column of the Goddess, completed in 1845.

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Last verified June 2026
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