On Polskie Radio, he noted that Biden made a “fatal mistake” when he decided to combine domestic politics with the issue of assistance to Ukraine.

According to the professor, the American president “exploded a powder keg.”

“In this regard, the situation is really extremely complicated, both sides (Democrats and Republicans - RT.) are playing according to the laws of logic associated with a tough electorate. This game is based on tug of war and the theme of Ukraine,” added Grokhmalsky.

Earlier, German-Finnish entrepreneur Kim Dotcom said that Biden does not want Russia to win before the US elections.