Severus became emperor of Rome in 193 CE, also known as the “Year of the Five Emperors.” In the months before he ascended the throne, two emperors were assassinated and a third—Didius Julianus—earned the position by buying it from the Praetorian Guard. With the empire in disarray, Severus marched on Rome, ousted Julianus, and was proclaimed emperor. He then built himself a strong army that would protect both him and his empire. It is said that he gave what advice to his sons before his death? Discuss