Bubonic plague appeared in the Astrakhan Governorate. Over two years, 1,089 people would die from it.
In the Grand Duchy of Warsaw, serfdom was abolished. On March 15, the binding of peasants in the Urals was abolished (they were no longer obliged to work off duties at factories and mines).
In Great Britain, the slave trade was banned.
January 27 — the battle between French and Russian forces at Preussisch Eylau brought victory to neither side. In June — the defeat of Russian forces at Friedland. The meeting of Emperor Alexander with Napoleon at Tilsit, on the Neman.
Admiral Dmitry Senyavin won a victory over the Turkish fleet at Mount Athos, applying the principle of maneuver warfare. In August — a Russo-Turkish armistice.