-
200
Second Macedonian War
A Roman fleet arrived in Illyria to relieve a Macedonian siege of Abydos. -
235
Alexander was killed
Alexander was killed in a mutiny of the Legio XXII Primigenia at Mainz. -
284
Battle of Lake Vadimo
A Roman army defeated a combined force of Etruscans, Boii and Senones near Lake Vadimo. -
312
Battle of the Milvian Bridge
Constantine the Great had a vision of the cross appearing over the sun at the Ponte Milvio with the words "in this sign, conquer." His forces defeated and killed Maxentius. -
337
Roman–Persian Wars
The Sasanian shah Shapur II invaded Armenia and Mesopotamia. -
367
Late 300's
Julian defeated a vastly superior Alemanni force near Argentoratum, solidifying Roman control west of the Rhine. -
378
Battle of Adrianople
A combined Gothic-Alanic force decisively defeated the Roman army near Edirne. Valens was killed. -
395
Theodosius the Great died.
His elder son Arcadius succeeded him as augustus in the eastern Byzantine Empire. The young Honorius became sole augustus in the Western Roman Empire under the regency of Magister militum Stilicho. -
406
Crossing of the Rhine
A coalition of foreign tribes including the Vandals, Alans and Suebi invaded the Western Roman Empire across the Rhine. -
410
Sack of Rome
Rome was sacked by the Visigoths under their king Alaric I. -
455
Valentinian III was assassinated
Valentinian III was assassinated on orders of the senator Petronius Maximus. -
476
Zeno recaptured Constantinople
Zeno recaptured Constantinople and accepted Basiliscus's surrender. Odoacer conquered the Western Roman capital Ravenna, forced Romulus to abdicate and declared himself king of Italy. -
550
Battle of Taginae
A Byzantine army dealt a decisive defeat to the Ostrogoths at Gualdo Tadino. The Ostrogoth king Totila was killed.