the answer should be true
At the end of the French and Indian War or the Seven Years War, the British lost most of their land west of the Appalachians and there was no place for new colonists to go.
Late Mughal leaders' intolerance of non-Muslim citizens weakened the empire.
The black death. If you're talking about Europe.
One cause of the unparalleled material abundance of the United States in the 1950s is the population where in the population likely increase for about thirty million-- contributing to the unparalleled material abundance in the United States during the 1950s.