SOPA/PIPA
https://en.m.wikipedia.org/wiki/Stop_Online_Piracy_Act
That bill would have completely destroyed the internet. Democrats and republicans alongside Hollywood faught the American people and lost. It’s the only time I’ve seen the people actually win, and pretty much every individual regardless of their other politics was united against it. It’s debatable if we could have done it without Google and the rest of big tech helping though. But still, it sent a clear message across the entire political spectrum that there was a line they couldn’t cross.
We also briefly won Net Neutrality ( https://en.m.wikipedia.org/wiki/Net_neutrality ), and although it’s no longer in effect, the ISPs would have probably done a lot worse if they didn’t know we cared and are watching.
Honestly though, I don’t know if stopping things from getting a lot worse should even count as an “improvement”.
Cash for clunkers harmed buyers in the used car market, especially the poor.