Of course most people will be civil. Its not &#x27;most people&#x27; that would be at issue in an apocalypse. In the examples given, the 20,000 soldiers had &#x27;little to do&#x27;. In part because the presence of 20,000 soldiers is a calming influence?<p>Initial looting isn&#x27;t the only public order issue. Its desperate people when supplies run low, taking what they need to survive from other desperate people.