The ANTIFA/BLM guys that I recall forming lines and taking on police charges had constructed fairly formidable body shields.
I would have made fun of them had they used umbrellas.
I made fun of them for other reasons.
My outrage for the most part is that it wasn't there.
My tinfoil hat theory is that affluent business moguls weren't willing to use political clout to protect the historical sanctity of retail shopping.
Historic colleges can't just allow their property to get trashed, relocate a few miles, and retain their endowments.
Other than protests that got out of hand the three don't have too much in common. I can't promise not to say anything about them, but I'll leave conflating them to unrelated events to you.