George W. Bush?
The Catholic Church?
Maybe Israel. (Maybe Vespasian's Jewish prisoners of war deliberately sabotaged the construction of the Colosseum A.K.A. the Flavian amphitheater.)
They will divide the bill between the USofA, Great Britain and the Germans since we fought over Rome during WW2. Since the USofA and the Germans are the richest, they will bill us and lets us fight over the check. Of course we will have to borrow from the Chinese for our share while still paying into the IMF, World Bank and other Eurocentric beneficiaries.
So Lucius, do you wish our President had followed your namesake and refused power? "Hic situs est Rufus, pulso qui Vindice quondam Imperium asseruit non sibi sed patriae."