I don't think that struggle becomes political in relation to the number of workers; it becomes political depending on its content.
Notes from Wikiquote
From an interview of iovanni Trovati, Pierre Carniti, La Stampa (May 22, 1973)
Quote text and notes from Wikiquote: Pierre Carniti (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.