258-73 shows us the position north of the Cevennes just after the middle of the third century.

In it Roman and native elements were mixed.

Its emperors were called not only Latinius Postumus, but also Piavonius and Esuvius Tetricus.

Its coins were inscribed not only 'Romae Aeternae', but also 'Herculi Deusoniensi' and 'Herculi Magusano'.

It not only claimed independence of Rome or perhaps equality with it, but it aspired to be the Empire.