Who Led the split, and eventually fall, of the Roman Empire

Answer

Emperor Diocletian

Q: What is the context of the Roman Empire's fall? A: The Roman Empire fell due to multiple factors such as economic troubles and overreliance on slave labor, military spending, and invasions by barbarian tribes.
Q: Who was the last Roman Emperor? A: The last Roman Emperor was Romulus Augustus.
Q: Who is considered to have led the split of the Roman Empire? A: Emperor Diocletian is considered to have led the split of the Roman Empire.