- Germanic Wars
- Roman Conquest of Britain
- Parthian Wars
- Jewish Wars
- Civil Wars
- Gothic Invasions of the Roman Empire
Major Battles
| 9 Teutoburger Wald (Teutoburg Forest) ( 9)
Roman: Publius Quintilius Varus | Germanic: Arminius |
| 31 Actium Octavian and Agrippa Antony and Cleopatra | civil war |
| 43 Medway River | Briton |
| 61 Verulamium (St. Albans), Britain | Briton |
| 68 Jotapata in Palestine | Jewish |
| 70 Jerusalem | Jewish |
| 105 Sarmizegetusa (Sarmizegetuza) Roman: Trajan Dacian: Decebalus | Dacians |
| 197/8 Ctesiphon in Iraq Roman: Emperor Septimius Severus Parthian: King Vologaeses V | Parthians |
| 251 Abrittus Roman: Emperor Decius | Gothic, Balkans |
| 312 Milvian Bridge (Saxa Rubra) (27 October) Constantine I Maxentius | Romans |
| 324 Adrianople (3 July) Constantine Licinius | Romans |
| 350 Nisibis Persian: Sapor II | Persia |
| 357 Argentoratum Roman: Emperor Julian Alamanni: Chnodomarius | Alamanni |
| 359 Amida Persians: Sapor II | Persians |
| 363 Ctesiphon in Iraq Roman: Emperor Julian | Parthians |
| 378 Adrianople (9 August)
Gothic | Byzantine |
| 451 Catalaunian Plains (Chalons?) (June) Roman:Theodoric I (Visigoths) and Aetius Huns: Attila | Huns in Gaul |
