The Treaty of Åbo ended the 1741–1743 Russo-Swedish War.
The Treaty of Åbo, or the Treaty of Turku, was a peace treaty signed between the Russian Empire and Sweden in Åbo (Turku) on 18 August [O.S. 7 August] 1743 in the end of the Russo-Swedish War of 1741–1743.


Watch: Harsher than Versailles: The Treaty of Brest-Litovsk 1918 (Documentary)
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Sources and further reading: Wikipedia — Treaty of Åbo, Russo-Swedish War (1741–1743) (CC BY-SA). Images: Wikimedia Commons.