Related Rule
Cook Islands
Practice Relating to Rule 157. Jurisdiction over War Crimes
The Geneva Conventions and Additional Protocols Act (2002) of the Cook Islands, referring to Article 50 of the 1949 Geneva Convention I, Article 51 of the 1949 Geneva Convention II, Article 130 of the 1949 Geneva Convention III and Article 147 of the 1949 Geneva Convention IV, as well as to Articles 11(4) and 85(2), (3) and (4) of the 1977 Additional Protocol I, provides:
(1) Any person who in the Cook Islands or elsewhere commits, or aids or abets or procures the commission by another person of, a grave breach of any of the Conventions or of [the 1977 Additional Protocol I] is guilty of an offence.
(3) This section applies to persons regardless of their nationality or citizenship. 
Cook Islands, Geneva Conventions and Additional Protocols Act, 2002, Section 5(1) and (3).