After reading this review, I gotta read this. So much violence in the 60s and 70s, we seem to have forgotten just how bad it got. This review encapsulates a lot of it (with some left-vs-right editorializing, but I note it was post-Trump but pre-BLM riots fiery, but mostly peaceful protests):
https://status451.com/2017/01/20/days-of-rage/
https://status451.com/2017/01/20/days-of-rage/