Best advice is to ignore this Putinist garbage “history” lesson.
Ukraine’s problems with corruption are due mainly to a century of Russian control and the deeply rooted kleptocratic mafia controls on everything the Russians installed and kept going.
It was also the reason for the “coup” in which the Ukrainians demanded an end to the backdoor control that Russia still had with the not-so-secret Putin henchman that had been in control.
You could have been more creative with your user name Vindeman. How’s your bum buddy Obamafuhrer doing. Didn’t seem to bother you that purple lips green lighted Russia grabbing Crimea.