1773 in France

Events from the year 1773 in France.

Incumbents

24 February - Decision of the council reorganizing recovery of the poll tax on the bourgeoisie of Paris. Rents are recorded by Intendant Bertier de Sauvigny and the tax is calculated proportionally; the tax yield increases from 850,000 livres to 1,400,000 livres.
7 April or 24 May - Freemasonry in France: The 200 masonic lodges are reorganized within the Grand Orient de France in a vast relational system hierarchized by affiliation.
9 May - Hunger riots in Bordeaux.
13 October - Astronomer Charles Messier discovers the Whirlpool Galaxy, an interacting, grand design spiral galaxy located at a distance of approximately 31 million light-years, in the constellation Canes Venatici.
Lagrange presents his work on the secular equation of the Moon to the Académie Française, introducing the idea of the potential of a body. He also publishes on the attraction of ellipsoids and other mathematical matters.
Hilaire Rouelle discovers urea.
Louis-Bernard Guyton de Morveau proposes the use of "muriatic acid gas" for fumigation of buildings.
Antoine Baumé publishes his textbook Chymie expérimentale et raisonnée in Paris.