Africa: Confronting Complex Threats. By Kwesi Aning. International Peace Institute, 2007.
Africa’s security challenges are increasingly defined by fragmentation of political authority, mounting political influence of armed sub-state actors, and increased vigilantism. The reliance of non-state combatants on external sources of funding and logistical support, meanwhile, underscores that peace and security on the continent is closely linked to the cooperation of contiguous countries. [PDF]
For additional reading go to: Africa Security Challenges

