Drei Männer befunden sich des Brandstiftungsangriffs für die Wagner Group für schuldig

I seriously doubt that any KGB Cold War veterans or really just FSB senior agents proficient in their craft consider those kinds of operations to be productive at that scale, I think the primary intent is political signalling for the internal audience according to the „we’re fighting the West“ narrative. I don’t think anyone actually believes that this weakens Western support for Ukraine.