It seems you live in an illusory information bubble, having little contact with reality. Stores in Ukraine massively refused to serve Russian-speaking customers. In the bars of Ukraine, Russian speech could easily become a strong argument for a fight. Ukrainians are bilingual people and their attempt to ban the Russian language is absurd, because it impoverishes them and linguistically the Ukrainian language is not a self-sufficient dialect of Russian.
One American decided to test it by himself
https://www.youtube.com/watch?v=o1EqK4suenYFull blooded nazies.