Well ... this all hinges on the phrase "... the first person in a game turn ...". An argument could be made that the "the first person" is the first player, as determined by the normal game rules. I'm confident someone in my game group will argue for or against this interpretation, based on the advantage they get by acting on the rule at that time.
In that case see this post for the official answer which is as already stated in this thread
Re: Russia phase 2 - "erste Spieler in einer Runde"?