The Western Empire has fallen but the culture and learning hasn’t been destroyed yet by the attempts of the Eastern Empire to reclaim Italy, and that’s what Padway wants to prevent
Vienna, Austria.
4 for 1?
Padway thought he was saving the Roman Empire (and the people there still thought of it as Rome). Otherwise the title doesn’t really make any sense.
One thing I love about The Proteus Operation is that Hogan approached all the people still alive that appear in his book (like Isaac Asimov) and got their permission to use them as characters.