Earlier, in the 1920s, he had also donated a substantial amount towards the restoration and rehabilitation of major buildings in France after World War I, such as the Rheims Cathedral, the Fontainebleau Palace and the Palace of Versailles, for which he was later (1936) awarded France's highest decoration, the Grand Croix of the Legion d'Honneur (subsequently also awarded decades later to his son, David Rockefeller).