The term "ignorant masses" is not just empty or meaningless.
Nor is it anything new.
That's why traditional religious belief still exists in modern times.
Tell people that their souls can live in heaven for eternity if they just run around expressing belief in a particular deity, and a major percentage of them will dutifully follow along with it.
Similarly, if a master manipulator like Trump comes along and tells them he's the only one who can make them happy again, the low educated and self-interested will fall in line.
We'll see in November just how many Americans are gullible, low intellect rubes and how many are savvy enough to see through a mountain of @#$&.