You're meant to fear black shirts kicking down doors and beating people who go against the regime, but what the Left really seems to fear is that she'll be successful in delaying or halting their Great Reset plans. More than jackbooted thugs, the Left fears Meloni's ability to stifle their agenda to establish a global, collectivist oligarchy.
globalism
Our dystopia and how we got in it.
The ends the Left have in mind is some sort of collectivist Utopia. Before they can build their brave new world, they must tear down the old one. Postmodernism is a philosophy that refutes the notion of objective reality. It refutes the Enlightenment notion that Man advances his situation mainly though reason.
LR Podcast, S3E12: Your suffering means little to them
The pain felt by the average American-- the high cost of household items, energy, gas, etc., is a pain not shared by the collectivist elites whose policies caused these problems. Our need to be free, to control our own destinies is in conflict with the elites' need for evermore power.
LR Podcast, S2E11: You are not real to them
So, why are so many made to suffer for so little benefit to them? There are many reasons for sure-- foolish belief in Utopian schemes, lust for power, and greed on the part of the global elites. These people who occupy the top rungs of industry, academia, and politics are insulated from the effects of their questionable economic and environmental theories. They are not affected by inflation. They themselves will feel neither cold, heat, nor hunger in any amount that might make them uncomfortable. They are, in short, not us.
Liberty Relearned 