Answer:
This royal decree, issued on October 7, 1763, prohibited settlement west of the Appalachian Mountains. It also required settlers who had moved west of the Appalachians to return to the eastern side of the mountains.
Pax romana was a time of peace so the army was laid back at the time. the the crisis of the third century struck resulting in civil war, invasion, <span>plague and economic troubles. the empire nearly collasped from all of this.</span>
<span>Prior to WW2, America had an isolationist foreign policy. It never joined the League of Nations, and staunchly avoided taking side with any colonialist power.
Anyway, America's priority at the time was to tackle the depression (which saw unemployment rose to 25%). On the whole the American population and their politicians were totally ignorant or blindsided to the frighten events in Germany and Japan, until it was too late for the countries invaded by the Axis aggressors.</span>