In the last 30 years, which other nominee for president by one of the two parties that matter has made addressing the struggles of working class America the center of their platform?

That's moving the goalposts. There are plenty of candidates for Congress they voted against as well.

But, sure, how about Barack Obama? https://www.presidency.ucsb.edu/documents/fact-sheet-creatin... The one who created the hated Obamacare, but they rebelled when their R representatives threatened to cancel the ACA.

No, they're the byproduct of a failed educational system and culture of unearned entitlement. They expect others to save them from drug addiction while doing every possible to prevent help. And they only have this power because of the Senate represents land instead of people.