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Egypt
Practice Relating to Rule 47. Attacks against Persons Hors de Combat
According to the Report on the Practice of Egypt, it has been a long-standing practice of Egypt to give quarter. The report notes that granting quarter has been practised by Egypt as far back as 1468 B.C. 
Report on the Practice of Egypt, 1997, Chapter 2.1. (The report referred to the Battle of Magedou (1468 B.C.) and the Battle of Mansourah (1249 B.C.). It considered these battles to be part of international conflicts.)
According to the Report on the Practice of Egypt, during the Middle East conflict in 1973, Egypt issued military communiqués with instructions to respect the duty to give quarter. 
Report on the Practice of Egypt, 1997, Chapter 2.1, referring to Military Communiqué No. 34, 13 October 1973 and Military Communiqué No. 46, 18 October 1973.
Egypt’s Military Criminal Code (1966) punishes anyone who commits violence against a person incapacitated by wounds or sickness if that person is incapable of defending himself. 
Egypt, Military Criminal Code, 1966, Article 137.
According to a statement by the Egyptian Minister of War in 1984 in the context of the conflict with Israel, persons are “really” hors de combat when they are incapacitated or unable to endanger the life of others. Furthermore, when an Israeli soldier raised his hands, “he was taken as a prisoner of war”. 
Egypt, Statement by the Minister of War, 1984, Report on the Practice of Egypt, 1997, Chapter 2.1 and Answers to additional questions on Chapter 2.1.