[drzz]

The first reason of the fall of Rome is the MORALLY fall.

Be warned : LIBERALISM never built any successful civilization anywhere, anytime.

LIBERALISM destroys civilization.

[A Balrog of Morgoth]

The first reason of the fall of Rome is the MORALLY fall.

Oddly enough, Rome declined as Christianity took hold. Rome at the height of its power was ridiculously decadent.

I believe you must look elsewhere for an explanation of the fall of Rome.