The term "working class" has been racialized and regionalized to somehow refer exclusively to white people in rural states, even while non-white and/or non-rural people work most of the low-wage jobs in the country. Meanwhile, actual class politics is regularly preempted from above, preventing localities and states from improving their labor laws, health-care programs, or the like.
Norms around the Senate filibuster broke down years ago when it was changed into a mere procedural maneuver that allows for blocking literally anything without a supermajority. The bargaining process of nominating Supreme Court (and federal court) justices has turned into a stonewall.
Oh, and most so-called ballots in the United States don't actually have more than one candidate for each office, which contributes heavily to the >90% re-election rates for incumbents.
In short: we live in a de facto one-party state, with the only real variation being whether the Blue neoliberal capitalist party or the Red authoritarian nationalist/identitarian capitalist party has one-party control where you live.
And now the New York Times call it a threat to democracy?