Septimius Severus

A native of Lepcis Magna in the province of Africa, Septimius Severus was the first Roman emperor born on that continent. His family, of mixed Punic and Italian descent, was wealthy and locally eminent, with relatives already in the Senate, and Severus entered the senatorial career under Marcus Aurelius. His second marriage, to Julia Domna, daughter of the hereditary priest of Elagabal at Emesa in Syria, joined African and Syrian provincial elites at the summit of Roman politics and supplied the female line through which the Severan dynasty would later be perpetuated.

In 193, as governor of Upper Pannonia, Severus was proclaimed emperor by his legions following the murder of Pertinax and the notorious auction of the throne to Didius Julianus. He seized Rome without resistance, then spent four years eliminating rivals, defeating Pescennius Niger in the East by 194 and Clodius Albinus at Lugdunum in 197. To anchor his legitimacy he announced his own posthumous adoption into the Antonine house, styling himself son of the deified Marcus Aurelius and renaming his elder son Marcus Aurelius Antoninus, the future Caracalla. The fiction, openly dynastic engineering, shows how adoption remained the currency of imperial continuity even across unrelated families.

His foreign policy centered on the East. Two Parthian campaigns culminated in the sack of Ctesiphon and the creation of the province of Mesopotamia. He raised the soldiers' pay substantially, permitted serving soldiers to marry, and expanded the army, policies that strengthened the military's loyalty while increasing its fiscal weight; Cassius Dio reports his deathbed advice to his sons to enrich the soldiers and scorn everyone else, a remark that, whatever its authenticity, captured the regime's character.

In 208 Severus crossed to Britain to campaign in Caledonia, restoring Hadrian's Wall as the frontier. He died at Eboracum, modern York, in February 211, leaving the empire jointly to his sons Caracalla and Geta. The dynasty he founded, sustained through Julia Domna's family after his direct male line failed, ruled with one interruption until 235.