Règle correspondante
Practice Relating to Rule 1. The Principle of Distinction between Civilians and Combatants
Section B. Attacks against combatants
Nigeria’s Military Manual (1994) and Soldiers’ Code of Conduct state that combatants must “fight only combatants”. 
Nigeria, International Humanitarian Law (IHL), Directorate of Legal Services, Nigerian Army, 1994, p. 39, § 5(a); Code of Conduct for Combatants, “The Soldier’s Rules”, Nigerian Army (undated), § 1.