It's a mistake to interpret diction literally. Yes, it would be lovely if people used the word "fascism" to refer to right-wing, ultra-nationalist, authoritarian political movements. But that's not how people use words and the ship has long since sailed on that particular word. According to George Orwell "fascism" has a been a synonym for "bully" since 1944 - http://orwell.ru/library/articles/As_I_Please/english/efasc