I should be doing any number of things else, but this topic is bothering me. From what I've found on a quick search, pograms seemed stubbornly persistent, despite the revolutionary stance against, and discouragement of racist sentiment. I'll post links, and if there are refutations, look at them in due course.

https://en.m.wikipedia.org/wiki/Pogroms_in_the_Russian_Empire

https://jacobin.com/2017/06/russian-revolution-antisemitism-pogroms-reactionary-workers

https://en.m.wikipedia.org/wiki/Pogroms_during_the_Russian_Civil_War

And from a Zionist perspective,

https://www.timesofisrael.com/20-years-before-the-holocaust-pogroms-killed-100000-jews-then-were-forgotten/

I've merely quickly skimmed these myself, but post here to return to read later, and for your perusal, at your leisure.