And if you can direct that anger in such a way that it also makes the target feel angry back more the better. You finish extracting the remaining value and when you leave the workers high and dry they still blame their fellow workers in other provinces.
Stirring separatist sentiment means that the alienated people need to bee responded to politically which the industry will ensure means subsidies and less regulations.
So it's the same as the rust belt or even manosphere. People were promised a good life or a partner and when capitol greed broke that promise it's directed elsewhere against the interest of those exploited.
The only way to fix it is to show that there is not only one way to have e your needs met and the promise is not enough it has to be proven because the old way did for a time work so a possible prosperous future is measured against a successful past. MAGA