Finnish War
Part of Russo–Swedish Wars and Napoleonic Wars
Map of notable locations in Finland during the war
Date 21 February 1808 – 17 September 1809 (1 year, 6 months, 3 weeks and 6 days) Location Finland, Sweden Result Russian victory, Treaty of Fredrikshamn Territorial changes Separation of Finland from Sweden and Finland becoming an autonomous part of Russia
Belligerents
Russian Empire Supported by France Spain	Sweden Supported by United Kingdom Portugal [1]
Commanders and leaders
Fyodor Buxhoeveden Bogdan von Knorring Pyotr Bagration Barclay de Tolly Nikolay Ivanovich Demidov	Wilhelm Mauritz Klingspor Carl Johan Adlercreutz Georg Carl von Döbeln
Strength
August 1808: 95,000+ soldiers	August 1808: 36,000+ soldiers

The Finnish War (Swedish: Finska kriget, Finnish: Suomen sota, Russian: Русско-шведская война 1808—1809) was a war fought in 1808-1809 between Russia and Sweden. King Gustav IV Adolf of Sweden lost, and Sweden lost its Eastern third. The lost land became the autonomous Grand Duchy of Finland.

Media related to Finnish War at Wikimedia Commons

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