ORDER OF BATTLE // September 30, 1789
Battle of Elgsö
Estimated force strength by side, with confidence labels per surviving record.
Forces engaged
1 sides catalogued · combined 200 estimated
Королевство Швеция
200
Medium-confidence figure
Battle context
The Battle of Elgsö took place on September 30, 1789, as part of the broader Russo-Swedish War of 1788–1790. Sweden, under Gustaf Mauritz Armfelt, secured a victory over Russian Empire forces commanded by James Trevenen. The conflict formed part of a series of engagements in which Sweden sought to challenge Russian power in the Baltic region during this period. Beyond confirming a Swedish success in this encounter, the available record does not detail the battle's specific operational consequences within the wider campaign.
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