Of course, this would mean that we would have also to welcome Russia, the US, or Australia, because all share in this culture. While such thing would not be very realistic from a political point of view, they nonetheless share more with the European Union than the Middle East or North Africa, and would be, from a theoretical point of view, more likely to join. So while there exists a political component to what the European Union is, it is its cultural meaning that must come first.