Workers and Peasants Socialist Party

The Workers and Peasants Socialist Party (PSOP) was an emphemeral socialist organisation in France in the late 1930s led by Marceau Pivert. Another well known leader was Daniel Geurin. Internationally it was allied with the Independent Labour Party in Britain and the Workers Party of Marxist Unification (POUM) in Spain led by Andreu Nin. It collapsed at the beginning of the Second World War