Grand-father of H.S.H. the Sovereign Prince, the Prince Pierre largely contributed to the Art and Culture promotion in the Principality. He also led the Monegasque Delegation in UNESCO. The "Prince Pierre" Prize wished and renewed by the Prince Rainier III whose President is H.R.H. the Princess Caroline of Hanover, counts now a literary Prize, a music composition Prize and an international contemporary art Prize, all of them particularly prized, rewarding a career or a young talent.