It's hard to debunk this since if we declare all democrat party to be "left", then yes, some democrats will be slightly rightwing. But there are definitely some

It's hard to debunk this since if we declare all democrat party to be "left", then yes, some democrats will be slightly rightwing. But there are definitely some "left" currents that started in US universities and are spreading to the rest of the world. The kind of stuff that Jordan Peterson is preaching against is definitely not considered "slightly rightwing" in the EU.