Pierre Vidal-Naquet (1930–2006), one of the leaders of the Comité Audin, had denounced the systematic use of torture by the 10e DP during the 1957 Battle of Algiers. But he also denounced the non-systematic use of torture, mainly beatings, by the French Army on members of the Organisation armée secrète (OAS), a far-right terrorist group which after the March 1962 Évian Accords engaged in a campaign of bombings directed against the civilian population in Algeria. He wrote a letter in L'Esprit in May 1962: