If someone were to ask you to think of either extreme of the political spectrum, odds are you would immediately picture a swastika at one end and a hammer and sickle at the other. Regardless of your views on the left-right paradigm or whether or not you subscribe to horseshoe theory, we (rightfully) tend to perceive fascism and communism as the standard ideologies of the extreme.

https://fee.org/articles/why-the-hammer-and-sickle-should-be-treated-like-the-swastika/?fbclid=IwAR1Hl3A3XzEklDJKrsvbR9gjn4EEkoA9gdF7RmCXf4sFodfbGG4YSxRkPNA