Соответствующая норма
Uruguay
Practice Relating to Rule 46. Orders or Threats That No Quarter Will Be Given
Uruguay’s Law on Cooperation with the ICC (2006) states:
26.2. Persons and objects affected by the war crimes set out in the present provision are persons and objects which international law protects in international or internal armed conflict.
26.3. The following are war crimes:
20. Declaring that no quarter will be given. 
Uruguay, Law on Cooperation with the ICC, 2006, Article 26.2 and 26.3.20.