Earlier quoted context omitted.
As a European, I doubt that unless you are thinking balkan scale wars on the edges of Europe in countries that are not normally considered Europe as the term in commonly used or possibly Turkey actually get of its ass and do something about ISIS. It is true that there are a lot of rivalries, but nobody wants another world war. We are all fat, rich (relatively compared to 1939) and entertained, but more importantly th…
On what time-scale are you looking? A decade out? Two? Three? Europe is in flux in a way that it hasn't been in a long time. And I mean that in a downward way, until the mid 00's we were converging, since then we have been diverging with the '08 crisis as one catalyst and the whole nationalist resurgence as another. Add a couple of million refugees as a convenient scapegoat and the stage is set. Between Le Pen, Wilde…
The EU might seem fragile, but that is because the NATO and the EU expanded to fast. Remember some 20 years ago there was a wall through Berlin, now nearly everybody behind that wall has joined. Russia destabilized Ukraine to stop this movement.
Still the EU welcomed Croatia in 2013 and the Eurozone Estonia in 2011, so it is growing.
North-Western Europe already has a large coalition of countries that want and think the same things and have an excellent standard of living. The East will catch up economically and the South will get back on its feet. It will take some time, but I think they will join the group.
Some countries like the UK want their special treatment once in a while, but everybody knows, that London has to play along to some degree if it wants to stay the financial center of Europe.