I was familiar with the term
But went ahead and read the Wiki article anyway, as I'd forgotten the horrifying details.
https://en.wikipedia.org/wiki/Night_of_the_Long_Knives
January 6th, 2021 was almost that. That's why the hearings are so important and should be on primetime television, everyone of them.
Here's a lovely letter Republican member of the select committee Adam Kisinzinger received in the mail:
https://twitter.com/AdamKinzinger/status/1538647426348859393
"What can men do against such reckless hate?"