jan 1, 1917 - As the perennial scapegoat, the
Jews were also blamed by many
for the Bolshevik coup d’etat of
October 1917; approximately
100,000 Jews were killed in the
anti‑Bolshevik campaigns
conducted by Ukrainians,
Poles, and Russians.
https://www.myjewishlearning.com/article/wwi-and-the-jews/