Yes, and they were already meddling in Ukraine before that. Way before that. It's a fact often 'missed' in the West. Just like the media seems to have missed the conclusions of the 'Leipzig drone incident', that there were clear traces to Ukrainian involvement, according to US intel services...
Great thread! Not sure if this has been mentioned but this vid series is also interesting:
https://m.youtube.com/playlist?list=PLzGHKb8i9vTzCgnbENCKuz7fqU12xNBce