An in law in California is telling me that he has been reliably informed

[ShazamIam]

31. Truth is this, Blac Block thing is new and I will bet that if I go looking I will find it all over

conservative sites. But not today.

Here are some familiar phrases and words from conservative organizations to use to direct the narrative and dialogue.
One of the first: Political correctness, as a counter to a very strong movement in the lat 60s and early 70s calling to end dismissive and damning group names and phrases from public and official dialogues.

PETA is a turffed up name used to attack animal rights movement by portraying them as insane extremists, along with ELF (Earth Liberation Front)

Code Pink to make fun of the Anti Iraq war protestors

"New Black Panthers," which they are trying to bring back again, to scare White people of course.

"Anarchists," pre-dated "antifa", to attack demonstrators by sending in their black clad and black masked stick bearing and later skate board bearing window smashers.