Political map of Europe & the Mediterranean December 202 (Severus’ African War): After his victory over Parthia (198), Septimius Severus set about improving the fortifications of the empire’s desert frontiers (Limes (Roman Empire)), most notably in North Africa (Quintus Anicius Faustus), which was having troubles with desert raiders. In 202 Severus led a campaign against the Garamantes, advancing deep into the Sahara to capture their capital Garama.