 He soon assumed local and departmental responsibilities (deputy section secretary of Montaigu), and developed a federal newspaper that fought for a union between PS and the French Communist Party (PCF).It was at this time that the latter broke the agreements of the union of the left on a joint program of government.He then came to the attention of Claude Germon, mayor of Massy (Essonne) and member of the executive office of the PS responsible for the business section.