Let's not put the cart before the horse, we're going to fix this inconsistency with the ressources we have. That would not be the first time that Darkest Hour's good old classic map causes some border issues and besides, the two provinces of Rome and Anzio are not that bad placed to represent the actual territory of the Papacy.if the mod used the E3 map sure things would be more accurate but then you would have to review all of the events, and the ai files as well given the E3 map has thousands of more provinces than the base darkest hour map.
Fun fact: this little research led me to discover that the Pope actually had steam-powered warships in the late 19th century.The more you know...