US"s love affair with Ukrainian Nazi collaborators (ie "nationalists") started back in the 40's. Coincidentally it's the Ukrainian neo-nazis that spearheaded the US-backed coup in 2014. Director of the CIA flew in as soon as the coup was completed. Coincidence, of course. No meddling. Just a friendly visit from a director of one of the largest intelligence agencies, that's been implicated in multiple coup-attempts and government overthrows.
Please read the document titled Cold War Allies: The Origins of CIA's Relationship with Ukrainian Nationalists
Then, do a little bit of research on Operation Gladio.
Then we can discuss this properly.
Another option, is you stick with your little comfy echo-chamber, and keep pretending like the world is black and white.