Concretely, at our level, what could be done to prevent those things from happening? voting doesn't seem to be working (esp. for those of us who aren't american

Concretely, at our level, what could be done to prevent those things from happening? voting doesn't seem to be working (esp. for those of us who aren't american). The problem is that our democracies are broken. Most people aren't well informed or unconcerned, and those who are don't have enough weight to make a difference. Maybe we could find a way to make our democracies functioning better via public discussion on the internet. We could imagine some kind of big political forum where logical reasoning would be enforced. Critical thinking would be encouraged. Rhetoric would be banned. Facts would be checked, politician would confront the public and each other on long and deep debates. Decisions would be taken collectively...