Generally speaking, only a person possessing limited knowledge of both domestic and global political history would ever ask that question. Or, alternatively, are doing so strictly for trolling purposes.
The fall of every previous empire globally was precipitated by the likes of Trump who too utilized tactics of deception, stoking divisiveness, us versus them propaganda, etc, etc, in a desperate attempt to hold onto power.
Guess what? Each and everyone of those previous empires ultimately fell and the US will too, sooner rather than later, so long as people continue to believe in Trump's BS, which is easily disproven by both court and governmental documents