It hasn't. Instead, Europe has been a breeding pot for superpowers - but it never itself has managed to attain a singular “superpower” status: it rather is a “powerhouse”. The reasons are a multitude. The first is the geography. read more
In theory, Europe itself has never been a superpower. The countries within have been superpowers - but never Europe. Power is concentrated throughout Europe. The royal families are linked together by blood. This is one of the reasons for the breeding of superpowers throughout Europe. read more