相关规则
Iraq
Practice Relating to Rule 47. Attacks against Persons Hors de Combat
Section B. Specific categories of persons hors de combat
Iraq’s Law of the Supreme Iraqi Criminal Tribunal (2005) identifies the following as a serious violation of the laws and customs of war applicable in international armed conflicts: “Killing or wounding a combatant who, having laid down his arms or having no longer means of defense, has clearly surrendered”. 
Iraq, Law of the Supreme Iraqi Criminal Tribunal, 2005, Article 13(2)(G).
The Report on the Practice of Iraq refers to a speech made by the Iraqi President in 1980 in which he called on the Iraqi armed forces to spare those incapacitated by wounds, sickness or unconsciousness. 
Iraq, Speech by the President of Iraq, 28 September 1980, Report on the Practice of Iraq, 1998, Chapter 2.1.