Law Enforcement Wikipedia
The concept of jus in bello covers IHL, which is distinct from jus advert bellum. Its scope lasts from the initiation of conflict until a peaceful settlement is reached. There are two major rules in IHL; the precept of distinction dictates that combatants and non-combatants have to be handled differently and the precept of not causing disproportionate suffering to combatants.
When it passes a law on such sophisticated issues, Congress typically needs assist in determining the primary points of how the law will be carried out and enforced. The applicable administrative agencies and government departments fill in …