“[] the term `lawful' implies that the action taken respects those obligations of total restraint applicable in international armed conflict, as well as compliance with the requirements of proportionality and of necessity inherent in the notion of self-defence. ###>«[…] le terme “licite” implique que la mesure prise respecte les obligations d'abstention totale applicables en situation de conflit armé international, ainsi que les conditions de proportionnalité et de nécessité inhérentes au concept de légitime défense.