See this dialog response. Led by Boris Souvarine and Ludovic Frossard, they created the French Section of the Communist International (SFIC). What came before?
DIALOG: -- What are the main points of the article about French Section of the Workers' International?; -- In 1919, the anti-war socialists were heavily defeated in elections by the "National Bloc" coalition which played on the middle-classes' fear of Bolshevism (posters with a Bolshevik with a knife between his teeth were used to discredit the socialist movement).; -- Are there any other interesting aspects about this article?; -- The "Bloc National" won 70% of the seats, forming what became known as the "Chambre bleue horizon" ("Blue Horizon Chamber").; -- What happened after that?; -- On 25 December 1920, during the Tours Congress, a majority of SFIO members voted to join the Comintern (also known as the "Third International") created by the Bolsheviks after the 1917 October Revolution.; -- What did that do?; -- 