I doubt it will be noticeable overnight, but at least some of his supporters will be pushed into a degree of impoverishment that inhibits political engagement.
OK, I have read some evidence that shows how when a level of impoverishment is reached, people are too preoccupied with day to day and week to week survival to bother with voting or much of any other civil engagement.
I won't waste more time on this, I'm not interested in arguing over the definition of 'disengaged'.