 In 1827, under the reign of Charles X (1824–1830), he participated in a street fight in Rue Saint-Denis, during which he was seriously injured.In 1829, he joined Pierre Leroux's "Globe" newspaper before taking part in the July Revolution of 1830.He then joined the "Amis du Peuple" ("Friends of the People") society, where he made acquaintances with Philippe Buonarroti, Raspail, and Armand Barbès.