Steve Shaw wrote: Well let's hope that your cherished collapse of the EU never comes about. If that happens, most of the conditions that bred those murderous warmongers of the early and mid-20th century will return to Europe. I expect that hasn't really occurred to you.

The dreadful wars of the 20th Century were an extrapolation of Empire. Empire is no longer a viable concept and therefor those kinds of wars are no longer a threat. There are other types of threat but I suspect that they will come from outside Europe.