Crisis of the Third Century

E6758
crisis historical period period of Roman history

The Crisis of the Third Century was a period of severe political instability, military upheaval, economic collapse, and external invasion that nearly caused the disintegration of the Roman Empire between roughly 235 and 284 CE.

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All labels observed (17)

Label Occurrences
Crisis of the Third Century canonical 59
Crisis of the Third Century (early phase) 5
Crisis of the Second Century 2

Statements (50)

Predicate Object
instanceOf crisis ⓘ
historical period ⓘ
period of Roman history ⓘ
appliesToPart Byzantine Empire ⓘ
surface form: Eastern Roman Empire

Western Roman Empire ⓘ
country Roman Empire ⓘ
endCause accession of Diocletian ⓘ
endTime 284 ⓘ
field Roman history ⓘ
followedBy Dominate ⓘ
Diocletian's Tetrarchy ⓘ
surface form: Tetrarchy

reforms of Diocletian ⓘ
follows Crisis of the Third Century self-linksurface differs ⓘ
surface form: Crisis of the Second Century
hasCause Sasanian invasions ⓘ
barbarian invasions ⓘ
civil wars ⓘ
dynastic instability ⓘ
economic crisis ⓘ
external invasions ⓘ
frequent usurpations ⓘ
military upheaval ⓘ
political instability ⓘ
hasEffect administrative reforms in the Roman Empire ⓘ
debasement of Roman coinage ⓘ
increased militarization of the empire ⓘ
near collapse of the Roman Empire ⓘ
rise of regional separatist empires ⓘ
severe economic inflation ⓘ
temporary fragmentation of the Roman Empire ⓘ
urban decline ⓘ
hasPart reign of Aurelian ⓘ
reign of Carinus ⓘ
reign of Carus ⓘ
reign of Claudius Gothicus ⓘ
reign of Decius ⓘ
Crisis of the Third Century self-linksurface differs ⓘ
surface form: reign of Gallienus

reign of Gordian III ⓘ
reign of Maximinus Thrax ⓘ
reign of Numerian ⓘ
reign of Philip the Arab ⓘ
reign of Probus ⓘ
reign of Valerian ⓘ
location Europe ⓘ
Mediterranean Basin ⓘ
Middle East ⓘ
surface form: Near East

North Africa ⓘ
separatedFrom central Roman Empire ⓘ
separatedInto Gallic Empire ⓘ
Palmyrene Empire ⓘ
startTime 235 ⓘ

Referenced by (80)

Full triples — surface form annotated when it differs from this entity's canonical label.

Roman Empire → majorConflict → Crisis of the Third Century ⓘ
Diocletian's Tetrarchy → militaryContext → Crisis of the Third Century ⓘ
Crisis of the Third Century → follows → Crisis of the Third Century self-linksurface differs ⓘ
this entity surface form: Crisis of the Second Century
Crisis of the Third Century → hasPart → Crisis of the Third Century self-linksurface differs ⓘ
this entity surface form: reign of Gallienus
Marcomannic Wars → followedBy → Crisis of the Third Century ⓘ
Roman Antiquity → hasPart → Crisis of the Third Century ⓘ
Diocletian → era → Crisis of the Third Century ⓘ
Late Antiquity → hasMajorEvent → Crisis of the Third Century ⓘ
Maximian → era → Crisis of the Third Century ⓘ
Severan dynasty → followedBy → Crisis of the Third Century ⓘ
Gallic Empire → partOf → Crisis of the Third Century ⓘ
Gallic Empire → hasHistoricalPeriod → Crisis of the Third Century ⓘ
Dominate → emergesAfter → Crisis of the Third Century ⓘ
Palmyrene Empire → era → Crisis of the Third Century ⓘ
First siege of Rome by Alaric (408) → relatedTo → Crisis of the Third Century ⓘ
this entity surface form: Third century crisis
Septimius Severus → era → Crisis of the Third Century ⓘ
this entity surface form: Crisis of the Roman Empire (late 2nd–early 3rd century)
Principate → hasPart → Crisis of the Third Century ⓘ
Diocles → era → Crisis of the Third Century ⓘ
Carinus → conflict → Crisis of the Third Century ⓘ
Carinus → era → Crisis of the Third Century ⓘ
Emperor Gordian III → era → Crisis of the Third Century ⓘ
subject surface form: Gordian III
Decian persecution → historicalPeriod → Crisis of the Third Century ⓘ
Decius → era → Crisis of the Third Century ⓘ
Probus → era → Crisis of the Third Century ⓘ
Tetrarchs → precededBy → Crisis of the Third Century ⓘ
Tetrarchic dynasty → follows → Crisis of the Third Century ⓘ
Battle of Naissus → partOf → Crisis of the Third Century ⓘ
Year of the Five Emperors → partOf → Crisis of the Third Century ⓘ
this entity surface form: Crisis of the Roman Empire
Constitutional reforms of Caracalla → implementedInContextOf → Crisis of the Third Century ⓘ
this entity surface form: crisis of the third century (prelude)
Edict of Caracalla → historicalPeriod → Crisis of the Third Century ⓘ
this entity surface form: Crisis of the Third Century (early phase)
Assassination of Caracalla → hasHistoricalEra → Crisis of the Third Century ⓘ
this entity surface form: Crisis of the Third Century (early phase)
Rise and fall of Elagabalus → politicalContext → Crisis of the Third Century ⓘ
this entity surface form: Third Century Crisis (early phase)
Postumus → era → Crisis of the Third Century ⓘ
Laelianus → partOf → Crisis of the Third Century ⓘ
Laelianus → historicalPeriod → Crisis of the Third Century ⓘ
Marius → timePeriod → Crisis of the Third Century ⓘ
Marius → historicalContext → Crisis of the Third Century ⓘ
this entity surface form: Crisis of the Third Century in the Roman Empire
Assassination of Severus Alexander → partOf → Crisis of the Third Century ⓘ
Julia Maesa → era → Crisis of the Third Century ⓘ
this entity surface form: Crisis of the Third Century (early phase)
Odaenathus → historicalEra → Crisis of the Third Century ⓘ
Roman–Palmyrene War → partOf → Crisis of the Third Century ⓘ
Roman–Palmyrene War → relatedTo → Crisis of the Third Century ⓘ
this entity surface form: Crisis of the Roman Empire in the 3rd century
Roman emperor Aurelian → era → Crisis of the Third Century ⓘ
subject surface form: Aurelian
Siege of Palmyra (272) → historicalPeriod → Crisis of the Third Century ⓘ
Roman military history → includesTopic → Crisis of the Third Century ⓘ
this entity surface form: Crisis of the Third Century conflicts
Battle of Mediolanum (259) → conflictIn → Crisis of the Third Century ⓘ
Battle of Mediolanum (259) → phaseOf → Crisis of the Third Century ⓘ
Julia Mamaea → era → Crisis of the Third Century ⓘ
Vaballathus → era → Crisis of the Third Century ⓘ
Lucius Iulius Aurelius Septimius Vaballathus Athenodorus → era → Crisis of the Third Century ⓘ