Cameroon
Practice Relating to Rule 157. Jurisdiction over War Crimes
Cameroon’s Instructor’s Manual (2006) states:
Universal Jurisdiction
The states that have ratified the Geneva Conventions and their Additional Protocols are obliged to search for and prosecute any person who has committed or ordered to commit grave breaches of the law of armed conflict and international humanitarian law, irrespective of their nationality. They are obliged to prosecute or extradite [such persons].