Lucius Junius Brutus
After the victory over the Sasanian Empire in the Byzantine–Sasanian War of 602–628, the 7th century final phase of the Roman–Persian Wars, the emperor Heraclius introduced the and the title "Augoustos" fell out of favour. Until Heraclius's 629 reforms, royal titles had been eschewed in Rome since the legendary overthrow of the Roman monarchy's last king Tarquinius Superbus by Lucius Junius Brutus in the late 6th century BC.