History[0] makes a mockery of your assumption. What you says makes idealistic sense, but what tends to happen empirically is that people end up with tribal behavior which results in people not fighting for equality for everyone - but just for their in-group[1] (see: American "founding fathers", as alluded to in/lampshaded by TFA).
edits:
Also - "citizen power" may end up being a footnote of history, as the period sandwiched by monarchs and megacorps
0. The present too, but history has more examples.
1. Also with a dash of fundamental attribution error: anyone infringing my rights is a tyrant, but my infringing on other's rights is necessary for the greater good and/or not an infringement, really