The Battle of Tendra was a naval action fought on 8 and 9 September 1790 in the Black Sea as part of the Russo-Turkish War (1787–1792). It ended in a decisive victory for Ushakov's Russians over the Ottomans.
Battle of Tendra; late 18th century By Afanasy de Paldo [ru]
Russo-Turkish War (1787–1792)
The Russo-Turkish War of 1787–1792 involved an unsuccessful attempt by the Ottoman Empire to regain lands lost to the Russian Empire in the course of the previous Russo-Turkish War (1768–1774). It took place concomitantly with the Austro-Turkish War (1788–1791), Russo-Swedish War (1788–1790) and Theatre War.
Clockwise, from top left: The Battle of Kinburn, The Siege of Ochakov, The Siege of Izmail, The Battle of Rymnik
Course of the war (in Russian).