28 July — Empress Catherine II signed a decree to begin construction of the country’s first water-supply system.
Saltychikha was transferred from the dungeon of the Ivanovsky Monastery to a stone annex and was allowed to receive “visitors.” Many people wanted to see her. However, her sons never came during the entire time.
13 January — Elizaveta Alexeyevna (Louise Marie Auguste of Baden — Louise Marie Auguste von Baden) was born — Russian empress, daughter of Karl Ludwig of Baden and Amalie Friederike (née Princess of Hesse-Darmstadt), wife of Emperor Alexander I.
17 May — Saint Petersburg Chief of Police D. V. Volkov announced the opening of the first Russian psychiatric clinic at the Obukhov Hospital “for the benefit of the insane.”