Answer:
The world had changed significantly by the time of Mussolini.
Also, he was incompetent as a military commander.
In his divine mind, he formed the plan not only to restore the fallen and overthrown fortunes [of Italy] to their former state, but even to restore to the Italians that Italy which the ancient Romans had turned into a light for the entire world, and he set about making his deeds equal to his plans.
So no, he didn't recreated the Roman Empire.
Explanation: