3 3. “Commission” means the Commission of the African Union; 4. “Commissioner” means the Commissioner in charge of peace and security issues at the Commission of the African Union; 5. “Convention” means the OAU Convention on the Prevention and Combating of Terrorism adopted by the 35th OAU Summit in Algiers in July 1999; 6. “Member State" means any Member State of the African Union; 7. “Peace and Security Council (PSC)” means the Peace and Security Council of the African Union; 8. “Plan of Action” means the African Union Plan of Action on the Prevention and Combating of Terrorism in Africa; 9. “Protocol” means this Protocol to the Convention; 10. “Regional Mechanisms” means the African Regional Mechanisms for conflict prevention, management and resolution as established by the Regional Economic Communities; 11. “State Party” means any Member State of the African Union which has ratified or acceded to this Protocol; 12. “Terrorist Act” means any act as defined in Articles 1 and 3 of the Convention; 13. “Union” means the African Union; 14. “Weapons of Mass Destruction (WMD)” means biological, chemical and nuclear devices and explosives and their means of delivery. Article 2 PURPOSE 1. This Protocol is adopted pursuant to Article 21 of the Convention as a supplement to the Convention. 2. Its main purpose is to enhance the effective implementation of the Convention and to give effect to Article 3(d) of the Protocol