Proper noun
Illyricum
The ancient Roman province at the Balkan Peninsula.
Here his rampage continued until the eastern government appointed him magister militum per Illyricum, giving him the Roman command he had desired, as well as the authority to resupply his men from the imperial arsenals. Source: Internet
Dividing from the central or Italian fourth, three great divisions of the Empire separated into the West, East and Illyricum under Posthumus, Aureolus and Zenobia respectively — divisions that were later legitimized by Diocletian. Source: Internet
He sent his successful commander Aureolus against the rebels, however, and the decisive battle was fought in the spring or early summer of 261, most likely in Illyricum, although Zonaras locates it in Pannonia. Source: Internet
Stilicho actually proposed using Alaric's troops to enforce Honorius' claim to the prefecture of Illyricum. Source: Internet
The area north of the Neretva was slowly incorporated into Roman possession until the province of Illyricum was formally established c. 32–27 BC. Source: Internet
The Visigoths, weakened, were allowed to retreat back to Illyricum. Source: Internet