CASUALTY RECORD // October 27, 1808
Battle of Koljonvirta
Estimated casualties — killed, wounded, captured, and missing — by side, with confidence labels per surviving record.
Casualties by side
1 sides catalogued · combined 1,106 estimated
Russian Empire
1,106
Medium-confidence figure
Battle context
At Koljonvirta, a Swedish force of roughly 1,200–1,800 troops under Johan August Sandels repulsed a Russian force estimated at 5,000–6,000, inflicting over 1,100 casualties on the attackers. The engagement demonstrated that Swedish and Finnish resistance could exact a heavy tactical price on Russian forces despite severe numerical disadvantage during the Finnish War of 1808–1809. The Swedish success at the Virta Bridge represented one of the more consequential defensive stands of the campaign, checking Russian momentum at a moment when the broader war was trending against Sweden.
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