How was the incident in Salisbury presented? It was immediately packaged as Russia’s aggression in the UK. What are we talking about? We are talking about the fact that Russia attacked its own citizens in the UK using chemical weapons? This is incredible, this is already some level of the Goebbels propaganda.
Disproof
Many competing and contradictory stories promulgated by Russian state-controlled media, the only connecting thread being to confuse their audience and exclude any possibility of Russian involvement. https://euvsdisinfo.eu/disinformation-cases/?text=sergei+skripal&disinfo_issue=&date=
The nerve agent has been identified as Novichok (which means newcomer in Russian). It is known to be more powerful than VX and was developed in Russia in the 1970s and 1980s. https://www.voanews.com/a/british-prime-minister-russia-poisoning-spy/4294683.html It's so unusual, that very few scientists outside of Russia have any real experience in dealing with it and no country outside of Russia is known to have developed the substance. https://edition.cnn.com/2018/03/13/europe/what-is-novichok-nerve-agent-intl/index.html, https://theconversation.com/what-we-know-about-novichok-the-newby-nerve-agents-linked-to-russia-93264