I wonder, have western US-based interests purchased any 'disinformation' ads on Russian Internet media? If so, are these equivalent actions? If not, why not? That said, I'm still completely convinced western firms subcontracted to Russian firms to place ads here as part of their mil-spec Psychological Warfare operation perpetuated against our liberal democracy during the US 2016 General Election by dark operators such as Robert Mercer and Steve Bannon's Cambridge Analytica. 
(see also: https://www.theguardian.com/technology/2017/may/07/the-great-british-brexit-robbery-hijacked-democracy )