Monaco home and held in the Drancy deportation camp outside the French capital before being transported to the Auschwitz concentration camp, where he was later killed. Blum's colleague Raoul Gunsbourg, the director of the Opéra de Monte-Carlo, helped by the French Resistance, escaped arrest and fled to Switzerland. In August 1944, the Germans executed René Borghini, Joseph-Henri Lajoux and Esther Poggio, who were Resistance leaders. Rainier III, who ruled until 2005, succeeded to the throne following the death of his grandfather, Prince Louis II, in 1949. On 19 April 1956, Prince Rainier married the American actress Grace Kelly; the event was
Louis II, Prince of Monaco Dommanget (1900–91), a French film actress and former wife of actor André Brulé. Absent from Monaco during most of the final years of his reign, he and his wife lived at Marchais, the family estate near Paris. Prince Louis II died in 1949 in the Prince's Palace and is buried at the Saint Nicholas Cathedral in Monte Carlo, Monaco. His widow, Ghislaine, Dowager Princess of Monaco, died on 30 April 1991 in Paris, where she was interred in the Passy Cemetery. Hereditary Princess Charlotte ceded her succession rights to her son, Rainier, in 1944, at which time he became Hereditary