That's not the example I was thinking of but honestly yeah. Trump took power on the strength of that anger, bullshit though it may be. Not every change is a good one, but it demonstrates the effectiveness and now he will sit back and claim any anger against his regime is wrong. It's a classic technique.

creates a bunch of very angry stupid people who think the world should be changed to benefit themselves at the cost of everyone else

That's how you view women's suffrage and ending slavery?