Paragraph · History of Russia · 18th century
Russian-Swedish War
⚔️ By the late 1780s, King Gustav III of Sweden, seeking to recover territories lost in previous wars and shore up his weakening royal authority at home, decided to take advantage of the fact that Russia's main forces were tied up in the war against the Ottoman Empire. Without formally declaring war, Swedish troops staged a border incident and blamed the Russian side for the attack, launching military operations in 1788 against Russian forces weakened on the northern front.
🚢 The first months of the war were marked by intense naval action, as Gustav III counted on a swift victory for the Swedish fleet in the Gulf of Finland. Already in July 1788, the Battle of Hogland took place, in which a Russian squadron under Samuel Greig defeated the Swedish fleet, thwarting the enemy's plans to establish naval supremacy. This victory was of great importance, as it prevented Sweden from cutting Russian sea communications and threatening Saint Petersburg.
🔥 Over the following two years, the war continued with mixed fortunes on both land and sea, including several major naval battles among the skerries of the Baltic. The Battle of Vyborg Bay in 1790 proved especially fierce, as the Russian fleet blockaded and inflicted serious losses on the Swedish squadron during its attempted breakout. Soon after, however, at the Battle of Svensksund the Swedish rowing fleet managed to win a significant victory, demonstrating that the war was far from a clear-cut outcome for either side.
📜 The depletion of resources and the lack of a decisive advantage for either side led to negotiations, which concluded in August 1790 with the signing of the Treaty of Värälä. The treaty restored the prewar borders between the two powers without any territorial changes, effectively preserving the status quo. Despite the absence of territorial gains, the war confirmed Russia's ability to wage effective military operations on two fronts simultaneously while retaining control over the strategically important Baltic region.
Key dates
- 1788 — Sweden began the war against Russia under the pretext of a staged border incident
- July 1788 — The Battle of Hogland between the Russian and Swedish fleets
- 1789 — Fighting continued with mixed success on land and at sea
- Early 1790 — Military operations intensified in the Baltic
- May 1790 — The first Battle of Svensksund between the Swedish and Russian fleets
- June 1790 — The Battle of Vyborg Bay and the blockade of the Swedish fleet
- July 1790 — The second Battle of Svensksund, a Swedish naval victory
- August 1790 — Peace negotiations began between Russia and Sweden
- August 14, 1790 — The Treaty of Värälä was signed
- 1790 — The prewar borders between Russia and Sweden were restored