Disgraced, disbarred attorney Roy Cohn taught Trump a few rhetorical comebacks and a few strategic plays, and since then he’s just coasted.
Projection is, of course, the principal Trumpian play.
Thus his grotesque blubbering–w/o a speck of evidence, naturally– to Sean Hannity and anyone else who will listen that They are doing to him exactly what he and his goons are in fact doing to America.