Battle of Karstula
1808 CE.
Shown on the map at 62.877°, 24.802°.
The Battle of Karstula was fought between Swedish and Russian troops on August 21, 1808. The Swedish force under Otto von Fieandt was defeated by a much bigger Russian force under Yegor Vlastov. During the battle and retreat the Swedes lost 313 men, the Russians lost 245.
Text from the Wikipedia article Battle of Karstula, licensed CC BY-SA 4.0.