The following is a list of wars fought between Romans and Iranians.

Roman/Byzantine victory

Parthian/Sasanian victory

Inconclusive

DateWarBelligerentsResultNotes
RomansIranians
54–50 BCEFirst of the Roman–Persian WarsRoman EmpireParthian EmpireStalemateRoman invasion of 54 BCE under Crassus culminates in defeat at the Battle of Carrhae in 53 BCE. Subsequent Parthian invasion of 51 BC under Pacorus I is repelled with their defeat in Syria following the Siege of Antioch (51 BC).
40–38 BCEPompeian–Parthian invasionRoman EmpireParthian EmpireRoman victoryStatus quo ante bellum Beginning of Antony's Atropatene campaign
36–20 BCEAntony's Atropatene campaignRoman EmpireParthian EmpireParthian victoryStatus quo ante bellum Beginning of Antony's campaign against Armenia
58–63 CERoman–Parthian WarRoman EmpireParthian EmpireInconclusiveTreaty of Rhandeia
115–117 CETrajan's Parthian campaignRoman EmpireParthian EmpireInconclusiveRomans annex Mesopotamia for a brief time period and Adiabene, Roman withdrawal after death of Trajan.
161–166 CERoman–Parthian WarRoman EmpireParthian EmpireRoman victoryArsacids re–establish themselves on the Armenian throne as Roman clients Ctesiphon and Seleucia sacked Rome has minor acquisitions in Mesopotamia
198 CERoman–Parthian War of 194–198Roman EmpireParthian EmpireRoman victoryResulted in the sack of Ctesiphon following defeat of Vologases V and annexation of Mesopotamia and Osrhoene to the Empire.
216–217 CEParthian war of CaracallaRoman EmpireParthian EmpireParthian victoryStatus quo ante bellum Romans are forced to pay tribute
229–233 CEFirst Mesopotamian campaign of Ardashir IRoman EmpireSasanian EmpireInconclusiveBoth sides scored victories
237–238 CESecond Mesopotamian campaign of Ardashir IRoman EmpireSasanian EmpireSasanian victoryRoman forces defeated
242–244 CESasanian campaign of Gordian IIIRoman EmpireSasanian EmpireSasanian victoryPhilip the Arab pays 500,000 denarii to the Sasanian Empire and cedes Armenia and Mesopotamia Death of Gordian III
252–256 CEShapur I's Invasion of Rome's Eastern ProvincesRoman EmpireSasanian EmpireSasanian victorySasanian invasion resulting in the sack of Antioch and the plunder of numerous Roman territories and capture of slaves. Limited territorial gains.
259–260 CEShapur I's second invasion of Rome's Eastern ProvincesRoman EmpireSasanian EmpireSasanian victoryRoman Emperor Valerian captured at the Battle of Edessa.
261–266 CEOdaenathus' Sasanian CampaignsRoman EmpireSasanian EmpireDisputedThe importance of this campaign is disputed: while some sources say it was a total defeat for the Persian forces during their withdrawal from Roman territories, others say it was a skirmish or a minor incident turned by Roman historians and their modern successors into repeated routings of Shapur by an ally of Rome.
283 CECarus' Sasanian CampaignRoman EmpireSasanian EmpireInconclusiveWithdrawal of the Roman forces
296–298 CEGalerius' Sasanian CampaignsRoman EmpireSasanian EmpireRoman victoryThe Sasanians pay up 400,000 denarii to Rome
337–361 CEPerso-Roman wars of 337–361Roman EmpireSasanian EmpireInconclusiveThe Romans under Constantius II were defeated in several sanguinary encounters, however, Shapur was unable to secure a decisive victory.
363 CEJulian's Persian expeditionRoman EmpireSasanian EmpireSasanian victorySasanians annex five regions and fifteen major fortresses from the Roman Empire along with the consequent annexation of Armenia
363–371 CEArmeno-Sassanid War of 363–371Roman EmpireSasanian EmpireRoman victoryPersians depose Arshak II of Armenia Armenia is put under Roman suzerainty through Pap of Armenia entronization.
421–422 CERoman–Sasanian WarRoman EmpireSasanian EmpireStalemateStatus quo ante bellum
440 CEByzantine–Sasanian War of 440Byzantine EmpireSasanian EmpireInconclusiveStatus quo ante bellum Both empires agree to battle northern nomads (Scythians)
502–506 CEAnastasian WarByzantine EmpireSasanian EmpireInconclusiveStatus quo ante bellum Rome made some payments to the Sasanian Empire
526–532 CEIberian WarByzantine EmpireSasanian EmpireInconclusiveSasanians retained Iberia, Byzantines retained Lazica
541–562 CELazic WarByzantine EmpireSasanian EmpireDisputedFifty–Year Peace Treaty No clear winner emerged from the conflict, however, the Sasanian Empire held a slight advantage since Rome was required to pay a set amount to Persia annually.
572–591 CEByzantine–Sasanian War of 572–591Byzantine EmpireSasanian EmpireByzantine victoryKhosrow II is restored to the Sasanian throne, Byzantine Empire gets most of Persian Armenia and the western half of Iberia
602–628 CEByzantine–Sasanian War of 602–628Byzantine EmpireSasanian EmpireByzantine victoryStatus quo ante bellum Political and economic crisis of the Sassanids Beginning of the Arab conquests The Sasanian Empire pays for all the damage

Bibliography

  • Greatrex, Geoffrey (1991). The Roman Eastern Frontier and the Persian wars.Part II.363-630AD. Routledge. ISBN 0-415-14687-9.
  • Southern, Pat (2008). Empress Zenobia: Palmyra's Rebel Queen. A&C Black. ISBN 978-1-4411-4248-1.