Norma relacionada
Practice Relating to Rule 20. Advance Warning
Benin’s Military Manual (1995) states: “If the tactical situation allows for it, a timely warning must be given in case of attacks which may affect the civilian population.” 
Benin, Le Droit de la Guerre, III fascicules, Forces Armées du Bénin, Ministère de la Défense nationale, 1995, Fascicule III, p. 11; see also Fascicule III, p. 14 and Fascicule II, p. 7.