Itís not natural at all. It has been implemented for the purpose of control. Separation would be a 'quick fix', and would do more damage in the end. America has done this throughout history. Why do you think it is in such a knot? It is because it has slopped new foundations over old ones, instead of re-building, which is why it is so unstable.
Spoken like a true leftist.
You do realize that it's all the fortune 500 companies who sponsor movements like the multi-kult, dissolving of borders, and being a Global Citizen right?
Forcibly integrating hostile groups of people makes absolutely no sense. If it did, that negates your earlier stance that European colonization into Africa was ever a bad thing.
The idea behind building this new One World Tower of Babel is not 'peace', but class warfare as the Marxists social engineers have done FROM THE VERY BEGINNING.
Ask yourself, has the move of importing terrorists, and tens of millions of Muslims made Western Europe more free and prosperous, or more like a repressive Police State with new laws/committees that literally regulate your speech and expression, so as to preserve 'multi-cultural harmony'?
Their official policy is to 'celebrate differences', when in fact it is to negate national identity and self-determination. THAT IS THEIR BASIS FOR CONTROL.
If nations and people weren't forced to conform to the 'world community' like the UN has mandated, how are they being controlled? You have it exactly wrong.