About Pierre Mauroy
Pierre Mauroy was a French politician who was Prime Minister of France from 1981 to 1984 under President François Mitterrand. Mauroy also served as Mayor of Lille from 1973 to 2001 and President of the Socialist International from 1992 to 1999. At the time of his death, Mauroy was the emeritus mayor of the city of Lille. In 1988 he became First Secretary of the PS against the will of Mitterrand, who supported Laurent Fabius.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.