Alypius of Antioch was a geographer and a vicarius of Roman Britain, probably in the late 350s AD. He replaced Flavius Martinus after that vicarius' suicide. His rule is recorded is Ammianus XXIII 1, 3.
Constantius II was Roman emperor from 337 to 361. His reign saw constant warfare on the borders against the Sasanian Empire and Germanic peoples, while internally the Roman Empire went through repeated civil wars, court intrigues, and usurpations. His religious policies inflamed domestic conflicts that would continue after his death.
Flavius Julius Constans, also called Constans I, was Roman emperor from 337 to 350. He held the imperial rank of caesar from 333, and was the youngest son of Constantine the Great.
The 300s decade ran from January 1, 300, to December 31, 309.
The 330s decade ran from January 1, 330, to December 31, 339.
The 350s decade ran from January 1, 350, to December 31, 359.
Year 303 (CCCIII) was a common year starting on Friday of the Julian calendar. It was known in the Roman Empire as the Year of the Consulship of Diocletian and Maximian. The denomination 303 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Year 354 (CCCLIV) was a common year starting on Saturday of the Julian calendar. At the time, it was known as the Year of the Consulship of Constantius and Constantius. The denomination 354 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Year 352 (CCCLII) was a leap year starting on Wednesday of the Julian calendar. At the time, it was known as the Year of the Consulship of Decentius and Paulus. The denomination 352 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Year 351 (CCCLI) was a common year starting on Tuesday of the Julian calendar. At the time, it was known in Rome as the Year of the Consulship of Magnentius and Gaiso. The denomination 351 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Year 350 (CCCL) was a common year starting on Monday of the Julian calendar. At the time, it was known as the Year of the Consulship of Sergius and Nigrinianus. The denomination 350 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Magnus Magnentius was a Roman general and usurper against Constantius II. Of Germanic descent, Magnentius served with distinction in Gaul under the emperor Constans. On 18 January 350 Magnentius was acclaimed Augustus. Quickly killing the unpopular Constans, Magnentius gained control over most of the Western Empire. The Eastern emperor Constantius II, the brother of Constans, refused to acknowledge Magnentius' legitimacy and led a successful campaign against Magnentius. Ultimately, Magnentius' forces were scattered after the Battle of Mons Seleucus, and he died by suicide on 10 August 353.
Nepotianus, sometimes known in English as Nepotian, was a member of the Constantinian dynasty who reigned as a short-lived usurper of the Roman Empire. He ruled the city of Rome for twenty-eight days, before being killed by his rival usurper Magnentius' general Marcellinus.
Flavius Martinus was a vicarius of Roman Britain c. 353 under Constantius II.
Paulus Catena was a senior Roman public official who served as an investigator and notary for Constantius II during the mid-fourth century. He is principally known through the writings of Ammianus Marcellinus, though he is also present in the works of Libanius and Julian the Apostate. Marcellinus describes him as infamously cruel, and a skilled fabricator of false accusations.
Justina was a Roman empress. She was initially the wife of the rebel emperor Magnentius and was then married to Valentinian I, with whom she had four children, including the emperor Valentinian II and the empress Galla.
The Battle of Mursa was fought on 28 September 351 between the eastern Roman armies led by the Emperor Constantius II and the western forces supporting the usurper Magnentius. It took place at Mursa, near the Via Militaris in the province of Pannonia. The battle, one of the bloodiest in Roman history, was a pyrrhic victory for Constantius.
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.
Magnus Decentius was caesar of the Western Roman Empire from 350 to 353, under his brother Magnentius.
The Roman civil war of 350–353 AD was a war fought between the Roman emperor Constantius II and the usurper Magnentius.
