Yes. Currently it is the only one. Russia is no more a superpower. Japan is not one either. India and China hope to be the superpowers someday, but currently they are not.\n\nAmerica has money, it has power and it attracts most resourceful people too...the most intelligent people from all over the world migrate to America every year.\n\nAmerica is certianly a superpower and as of now, the only one.