Answer:
The downfall of the Roman Empire may be understood as the social decline of the Roman society. There are several theories on the collapse. This decline took place gradually over a period of four centuries. The decline was marked by political disintegration, poor economy, downfall of the military and social factors.
Internal Factors Responsible for the Fall of Rome There were several reasons for the fall of Rome but internal problems such as military deficiency, political turmoil, and a weakened economy were the predominant forces leading up to the fall. Civil wars were a common occurrence in western Europe and often challenged the imperial throne.