In September 1503, Cesare is told that the cardinals have decided to elect "della Rovere to the papacy". However, Giuliano della Rovere was not elected as pope until 1 November. Instead, it was Pope Pius III who succeeded Alexander VI that Semptember, although he was dead by October, having served only 26 days in office.
Desmond tells Rebecca that there are still some problems with the translation. Rebecca tells Desmond to be careful if he encounters any French or Germans. But when you meet the French captain he speaks better English than the Italians.