Festus , also known as
Rufus Festus,
Ruffus Festus,
Sextus Festus,
Sextus Rufus, and
Sextus, was a Late Roman historian and
proconsul of
Africa whose epitome
Breviarium rerum gestarum populi Romani ("Summary of the history of Rome" was commissioned by the emperor
Valens in preparation for his war against Persia. It was completed about AD 379. The
Breviarium covers the entire history of the Roman state from the foundation of the City until AD 369. The book consists of 30 small parts treating events in
Roman history in terse overview, mainly focused on military and political conflicts. It is estimated as a work of very low quality.