The Battle of Chesma between the Russian Empire and the Ottoman Empire begins, resulting in one of the worst naval defeats of the Ottomans since Lepanto.

The Battle of Chesma took place on 5–7 July 1770 in and near Çeşme, in the area between the western tip of Anatolia and the island of Chios, which was the site of a number of past naval battles between the Ottoman Empire and the Republic of Venice. It was a part of the Orlov revolt of 1770, a…