 He suffered "dégradation nationale" in 1949 for his involvement in collaboration.Nonetheless Blond soon became a widely read and published author again with works such as his 1981 book "Histoire de la Légion étrangère", the story of the French Foreign Legion, receiving widespread attention and praise.In 1965 Blond was one of a number of far right figures to lend his name to a petition that appeared in "La Dépêche du Midi", a newspaper controlled by René Bousquet, in support of François Mitterrand at a time when the avowedly left-wing politician maintained links to the Republican Party of Liberty, a group descended from Croix-de-Feu.