Yes, for a coup to be successful you need to have a large following and a plan *before* attempting the coup. History is full of failed coups. E.g. Spain with Tejero, recently Venezuela, etc.
This is not too bad of an explanation, told quite humorously: [https://www.youtube.com/watch?v=eeurjIY3__o](https://www.youtube.com/watch?v=eeurjIY3__o)
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