A member of the Club of the Cordeliers, representative of the Paris Commune, on 3 July 1793, he was designated to watch over Louis XVII at the Temple,
The Cordeliers, also known as the Club of the Cordeliers, Cordeliers Club, or Club des Cordeliers and formally as the Society of the Friends of the Rights of Man and of the Citizen (Société des Amis des droits de l’homme et du citoyen), was a populist club during the French Revolution.
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Subsequent to this insurrection, and to the September Massacres that followed closely on its heels, the Cordeliers Club became increasingly the province of ultra-revolutionary factions, particularly the Hébertists, who advocated extreme measures to intensify the Terror.
Modérantisme was denounced before the Jacobin and the Cordeliers Clubs, who then led the first attacks on it in 1794.
He was later elected to the Legislative Assembly, sitting at the far left, and forming with Claude Bazire and Antoine Christophe Merlin the "Cordelier Trio".
He had the Chapel of John the Baptist built for his family's sepulchre in the Church of the Cordeliers in Angers.