In Africa, U.S.-Trained Militaries Are Ousting Civilian Governments in Coups
At this point it's safe to assume that this is always the unstated part of the plan.  Keeping individual areas destabilized<p>1. decreases nations' ability to organize,<p>2. prevents them from properly utilizing their natural resources,<p>3. reduces possible competition at the global economic level,<p>4. increases the the possibility of extracting resources and labor from them due to an increase of various factors like economic desperation and political variability.<p>It serves fully developed countries' interests better to keep everyone else down so they can be exploited.  Negotiating with blocs rather than newly instated and flexible rulers annoying and difficult.