COVID-19. The inflation that everyone hates was a result of COVID (and other knock-on effects like price gauging), and not all Biden’s fault. Biden has been cleaning up after Trump’s awful pandemic response, and it’s all Biden’s fault apparently, so let’s give the job back to the guy who messed it all up in the first place.
It’s the Roman Republic all over again. A generation after Julius Caesar did the same, Rome was governed by an emperor.