Evil aliens have decided to kill everyone on Earth! Fortunately, they've given you two minutes to save as many as you can. All you have to do is name a country to save everyone in it.
Well I'm pretty sure Rome was actually the most conquered by the Romans out of the 4, between Sulla, Gaius Marius, Caesar, the 10 000 would be emperors of the 3rd century and then Bellisarius.