The Infidel problem is that once the Muslim Hijrah floods an Infidel country, as it is now doing, ISIS could disappear but the erosion of the Infidel country to Islam would continue from within.
No matter how healthy you feel as an individual when you import cancer into our body all the health in the world won't save you unless your immune system recognizes the cancer and attacks it.
Right now western countries immune systems are compromised and we will continue to let the Islamic cancer continue to develop. -Tom
Biological analogies of system integrity and preservation are apt to political systems.
With respect to the immune system, one component is exclusionary: The border is like skin. Let bad stuff in, and the system (biological or political) has to work that much harder to find and neutralize it. Sepsis—blood poisoning—is very bad, and happens when the invading agent has free reign to circulate throughout the host. Sounds like... refugees seeded into welcoming communities, doesn’t it?