alt Hacker NewsIn the simplest sense of the word, none of that is needed. Athens had such a democracy, where a majority of people made a decision so. You are putting more stipulations on the word than are strictly necessary, hence why I said the democracy examples you gave would not be great places to live in.
You referring back to only Athens when we have had several centuries of political history and progress, is embarrassing.
The Constitution of the USA was especially a model of its kind. Until we realized its implementation went lacking from true believers, for what we can witness since January 20th.
Check also the constitutions of modern democracies throughout the world.
Something that depends only on the rule of the majority, without constitutional guarantees of the respect of the law, without a self-defense system against abuse of power is a relic of the past prototype democracies.