The Roman question was the stone tied to Napoleon's feet — that dragged him into the abyss. He never forgot, even in August 1870, a month before Sedan, that he was a sovereign of a Catholic country, that he had been made emperor, and was supported by the votes of the conservatives and the influence of the clergy; and that it was his supreme duty not to abandon the pontiff. […] For twenty years Napoleon III had been the true sovereign of Rome, where he had many friends and relations […] Without him the temporal power would never have been reconstituted, nor, being reconstituted, would have endured."