[1] René de Marmande became a journalist, and played an active role in the libertarian and revolutionary syndicalist movements before World War I (1914–18).

Other activists in the committee included Charles Desplanques, Alphonse Merrheim, Émile Janvion, Paul Delesalle and Auguste Garnery.

[5] In her notes she recorded: R.De Marmande, revolutionaire and true bohéme, full of esprit, with a keen sense of humor.

[5] In October 1907 Marmande co-founded an anarchist group that met in the office of the Temps Nouveaux, along with Jean Grave, Marc Pierrot, Charles Benoît and the Dutch Christiaan Cornelissen.

In May 1908 he participated in the creation of the Fédération anarchiste, which represented the pro-syndicalist trend in opposition to that of Marceau Rimbault, but this group did not stay together.

[1] That month he, Miguel Almereyda and Georges Durupt established the Fédération Révolutionnaire (Revolutionary Federation) in an effort to bring together the various anarchist groups.

[2] The founding congress was held in April 1909 in the premises of the Confédération générale du travail (CGT: General Confederation of Labor).

[1] René de Marmande was one of the organizers of a protest against the visit of Tsar Nicholas II to Paris in July 1909.

[1] Marmande contributed to various journalist of the reformist trend in the CGT, including L'Atelier and Le Peuple et Syndicats of René Belin.