That all sounds like brigading emotional nonsense. In fact, there were strong reasons for Russia to invade. It is probably true that Russia was manipulated into invading, it had no choice because of strategic decisions made by Ukraine. It’s a shame none of the people you talked to were able to argue the issues sensibly.
Most people haven’t. We all have a filter bubble.
Here is a first draft, my attempt to provide the missing context. Please leave comments on anything bad or missing you notice. https://lemmy.ml/post/4848742