American English is distinct from other English, so our vocabulary has no bearing on the rest of the world, but you can also get your linguistic prescriptivism out of our dialect. Language (and the meanings of words) are co-created by speakers. Ask any reputable linguist. And in American English, for political and cultural reasons, the meanings of “conservative” and “fascist” have converged in many ways.
American English is distinct from other English, so our vocabulary has no bearing on the rest of the world, but you can also get your linguistic prescriptivism out of our dialect. Language (and the meanings of words) are co-created by speakers. Ask any reputable linguist. And in American English, for political and cultural reasons, the meanings of “conservative” and “fascist” have converged in many ways.