victory over the usurper, Maximus.

The city had 40,000 inhabitants until it was plundered by the Huns in 450.

Middle Ages

In 570 the city was occupied by Eurasian Avars and Slavic tribes. Ptuj became part of the Frankish Empire after the fall of the Avar state at the end of 8th century. Between 840 and 874 it belonged to the Slavic Balaton Principality