C. 250 Sremska Mitrovica 310 Marseille, France Maximian, Latin in full Marcus Aurelius Valerius Maximianus (born c. ad 250, Sirmium, Pannonia Inferior died 310, Massilia [now Marseille, France]) Roman emperor with Diocletian from ad 286 to 305.
On the northern frontier, Tiberius attempted to pacify the Avars by an annual tribute; but, after a two-year siege by the Avars, he was forced (582) to surrender Sirmium (now Sremska Mitrovica, Yugos).
The two territories were organized as a province and connected with the ancient archbishopric of Sirmium, restored by the pope.
Summoned to Sirmium in 356 and detained at court for a year, after threats and physical violence, Hosius signed the Arian formula of Sirmium (357) but retracted his signature before he died.
359 Sremska Mitrovica, Pannonia August 25, 383 Gratian, Latin in full Flavius Gratianus Augustus (born 359, Sirmium, Pannonia [now Sremska Mitrovica, Serbia] died August 25, 383, Lugdunum, Lugdunensis [now Lyon, France]) Roman emperor from 367 to 383.
Constantius II proclaimed him caesar at Sirmium (present-day Sremska Mitrovica, Serb).
Then, an invasion of Pannonia by the Quadi in 375 brought Valentinian to Sirmium (modern Sremska Mitrovica, Yugoslavia).
Scordisci, Celtic tribe that invaded Greece during the first part of the 3rd century bc, finally settling east of Sirmium at the junction of the Savus and the Danube rivers.
Magnentius, refusing Constantius' offer of compromise and suffering setbacks at Siscia (modern Sisak, Croatia) and Sirmium (modern Sremska Mitrovica, Serbia), pursued Constantius to Mursa (modern Osijek, Croatia).
They captured the Balkan fortress of Sirmium in 582, while the Turks began inroads across the Danube that would take them, within 50 years, into Macedonia, Thrace, and Greece.
It begins at the point where Agathias left off, and the surviving text includes the period from the arrival of the Kotrigur Huns in Thrace in 558 down to the negotiations with the Avars about Sirmium in 582.
