The naval Battle of Tendra, fought on 8 and 9 September 1790 in the Black Sea as part of the Russo-Turkish War, 1787-1792, was a victory for Russian Empire over the Ottoman Empire.The Russian fleet of 10 battleships, 6 frigates and small craft sailed from Sevastopol on 5 September under Fyodor Ushakov for Kherson to pick up some frigates. At 6 a.m. on 8 September it encountered the Ottoman fleet of 14 battleships, 8 frigates and 23 small crafts at anchor near Tendra.