It really depends on how you define "superpower". There isn't any country that can project force the way the US can. The EU certainly has the technology to be

It really depends on how you define "superpower". There isn't any country that can project force the way the US can. The EU certainly has the technology to be a military superpower, and a few member countries have relatively powerful land and air forces, but the Europeans don't have the logistics capability they'd need to fight a major war outside Europe, and their collective navy isn't very strong.