Booze has always been know for that, for thousands of years, we even use it individually in our everyday dealings, from dating, to checking out people’s personalities.
How can some one think that the KGB started it, or that it ended when they ended, or that there is anything unique about the KGB and alcohol?
The unique part is this:
They’re communists, and they use alcohol as a weapon.
Good news for you is you’re still free to choose whether or not you’ll be a direct hit for their side.