Battle of Svensksund (1789)

First battle of Svensksund / Rochensalm
Part of the Russo-Swedish War (1788–90)
Battle of Svensksund August 24, 1789 by Johan Tietrich Schoultz
Date August 24 (August 15 OS), 1789 Location Svensksund, (now Kotka, southern Finland) Result Russian victory
Belligerents
Swedish Navy	Imperial Russian Navy
Commanders and leaders
Carl August Ehrensvärd Carl Olof Cronstedt Enrique MacDonell	Charles Henry of Nassau-Siegen Ivan Balle Count Giulio Litta
Strength
12 Archipelago frigates 5 Galleys 20 Gun sloops 4 cannon longboats 4 mortar longboats Auxiliaries 5,000 men[1]	24 Larger ships 3 Bomb vessels 47 Galleys 30 Gun sloops 3 Cutters Auxiliaries 12,000 men[1]
Casualties and losses
Battle: 5 archipelago frigates 2 galleys 10 gun sloops 1,500 men[2] 30 auxiliaries vessels torched after battle	1 galley 1 gun sloop 383 killed 628 wounded 22 captured[3]

The First Battle of Svensksund, also known as the First Battle of Rochensalm from the Russian version of the Finnish: Ruotsinsalmi, was a naval battle fought in the Gulf of Finland in the Baltic Sea, outside the present-day city of Kotka, on August 24, 1789, during the Russo-Swedish War (1788–1790).