ELI5: Given that war is humanity often at its most barbaric, what precedent is there to follow the 'Law of War'? What motivates belligerents to avoid genocide and other acts of grievous suffering, that seemingly are an expected scenario in a prolonged con

ELI5: Given that war is humanity often at its most barbaric, what precedent is there to follow the 'Law of War'? What motivates belligerents to avoid genocide and other acts of grievous suffering, that seemingly are an expected scenario in a prolonged conflict? * /r/explainlikeimfive

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