Already, police do this exact shakedown on cities. There are numerous incidents (anecdotal) of US police threatening city officials to reduce enforcement during election cycles, demanding increases in police force budget. Broadly, the US needs to eliminate corruption. There are many broken feedback loops right now from the grand (lobbying and campaign finance) to the minuscule (niche price fixing, bribery, police-ran…
It’s widely believed in New York (I’m not knowledgeable enough to know whether it’s true, but it’s at least widely believed) that the police have been on a “soft strike” since 2020 and have been refusing to deal with anything but the most egregious situations, for political reasons.
When police arrived much later the perp actually showed back up down the street and I pointed him out. It was a struggle to get them to go see who he was and investigate, even though I had photo and video evidence of the crime.
Later that night, that same guy broke into another neighbor's house and they came in much hotter, with shotguns to clear the house and they were able to arrest him not far down the street.