Many HN submissions have political overlap. That doesn't make them off topic here, as long as their intellectually interesting aspect is stronger than their politically inflammatory aspect. I think that's probably fair to say about this submission.
If you want more explanation, I've written a lot about this in the past, such as at https://hn.algolia.com/?dateRange=all&page=0&prefix=true&que....
Does this not break the guidelines?