That's exactly it, and it creates a situation in which relatively poor, very densely populated countries fight with each other for resources, rather than attemp

That's exactly it, and it creates a situation in which relatively poor, very densely populated countries fight with each other for resources, rather than attempting to take from an underpopulated country armed to the teeth. I think we've seen a preview in the Middle East and North Africa, and gotten a hint of how Western nations are going to respond to the inevitable influx of refugees.