Battle of Mons Seleucus

Battle of Mons Seleucus
Part of the Roman civil war of 350–353

Magnentius. 350-353 AD. Æ Double Centenionalis (8.88 gm). Amiens mint.
DateAugust 353 CE
Location
Result Constantius victory
Belligerents
Roman Empire Roman Empire
Commanders and leaders
Constantius II Magnentius

The Battle of Mons Seleucus was fought in 353 between the armies of the Roman emperor Constantius II and the usurper Magnentius. Constantius' forces were victorious. Support for Magnentius had been eroding since his defeat at the Battle of Mursa Major two years prior; after Mons Seleucus his cause collapsed and he killed himself.