Blaming problems in the third world on outside forces is typically a convenient scapegoat. The most troubled of these countries normally have corrupt governance and/or major warring ethnic groups. Fix that, and the exodus would subside.
How about this - 'blaming problems in Europe on outside forces is typically a convenient scapegoat'?

You seem to entertain an idea of national entities as somehow existing in separate spheres of reality from each other, yet go on to elaborate by contradicting yourself.