You’re right about them, but they’re getting a lot less nowadays (and fighting with imported illegals for even that). They’ve steadily lost ground economically and politically, and are not happy that they are living in increasingly Hispanic barrios.
You may have seen this before but it perfectly describes the left.
"At the core of liberalism is the spoiled child - miserable, as all spoiled children are, unsatisfied, demanding, ill disciplined, despotic, and useless. Liberalism is the philosophy of sniveling brats." - P.J. O'Rourke