CASUALTY RECORD // October 31, 1578
Battles of Wenden
Estimated casualties — killed, wounded, captured, and missing — by side, with confidence labels per surviving record.
Casualties by side
1 sides catalogued · combined 6,280 estimated
Russia
6,280
Medium-confidence figure
Battle context
The Battles of Wenden (1577–1578) formed a significant episode in the Livonian War, the prolonged struggle among Russia, Poland–Lithuania, Sweden, and Denmark for control of Livonia. A Polish–Lithuanian force numbering between 4,000 and 6,000 troops under Andrzej Sapieha and Göran Boije engaged a Russian army commanded by Ivan Galitzin that was estimated at between 18,000 and 22,000 men. Russian casualties recorded at 6,280 indicate a costly outcome for the larger force, suggesting the engagement represented a meaningful check on Russian arms in the theater despite the significant disparity in force sizes. Within the broader arc of the Livonian War, such reverses contributed to the erosion of Russian momentum in Livonia and formed part of the wider contest over the region that would ultimately conclude with the Truce of Yam-Zapolsky in 1582, by which Russia relinquished its claims in Livonia to Poland–Lithuania.
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