What causes a civilization to fall?

Also a Civilization could fall for any reason from killing the king to starting war inside

Explanation:

From the collapse of ancient Rome to the fall of the Mayan empire, evidence from archaeology suggests that five factors have almost invariably been involved in the loss of civilizations: uncontrollable population movements; new epidemic diseases; failing states leading to increased warfare; collapse of trade routes

false, if this is a t or f question.

well its not not rising unemployment and falling inflation.

hope this good !