This paper examines how the construction of international law enables it to act as an agent of control over mercenaries and Private military companies. International treaties established to control the use of mercenaries include the Additional Protocol I and II to Article 47 of the Geneva Convention (1949), the Organisation of African Unity (OAU) Convention for the Elimination of Mercenaries in Africa (1972), and the International Convention against the Recruitment, Use, Financing and Trainin..