They do, it's called "voting". Unfortunately, this "liberal democracy" (which it hasn't been a true-democracy in over a century) has a large portion of voters that refuse to execute their civil duty as a citizen of a city-state.
Essentially, people want all the benefits of living in a society without putting forth the work required to maintain it. Cracks eventually start to show, corruption leaks in, and that's how fascism begins to grow in the cellar of Democracy's home. That's how we've gotten where we are.
Nah, call a lawyer. Cops won't do shit here.