Originally Posted by DisruptorX
I've done this, it increased loyalty throughout my empire. I got pissed at my cities rioting so I took my enourmous peacekeeping forces out of 3 of them, let them revolt, then slaughtered the population of all three. Now none of my cities are even "yellow". My new tactic is to have 1 standing army for every 4 or so provinces to slaughter excess population.
Or by popularity, did you mean on the "senate floor"? I did this with the Armenians. I have a large 30 province empire, which is more than I have yet acquired with the romans.