Year of the Five Emperors

Target entity: Year of the Five Emperors
Context triple: [Severan dynasty, notableEvent, Year of the Five Emperors]

• A. Year of the Four Emperors
  The Year of the Four Emperors was a tumultuous period of civil war in 69 AD during which four different men successively claimed the Roman imperial throne before stability was restored under Vespasian.
• B. Crisis of the Third Century
  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.
• C. Constantinian civil war
  The Constantinian civil war was a series of early 4th-century conflicts within the Roman Empire that culminated in Constantine the Great’s victory over rival emperors and the consolidation of his sole rule.
• D. Roman–Parthian War of 161–166
  The Roman–Parthian War of 161–166 was a major conflict between the Roman Empire and the Parthian Empire during the reign of Marcus Aurelius and Lucius Verus, marked by Roman campaigns in Armenia and Mesopotamia that temporarily expanded Roman influence in the East.
• E. Severan dynasty
  The Severan dynasty was a Roman imperial family that ruled from 193 to 235 CE, overseeing a period of military expansion, legal reform, and monumental building across the empire.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Year of the Five Emperors
Target entity description: The Year of the Five Emperors was a tumultuous period of civil war and rapid imperial succession in 193 AD that ultimately paved the way for the rise of the Severan dynasty in the Roman Empire.

• A. Year of the Four Emperors
  The Year of the Four Emperors was a tumultuous period of civil war in 69 AD during which four different men successively claimed the Roman imperial throne before stability was restored under Vespasian.
• B. Crisis of the Third Century
  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.
• C. Constantinian civil war
  The Constantinian civil war was a series of early 4th-century conflicts within the Roman Empire that culminated in Constantine the Great’s victory over rival emperors and the consolidation of his sole rule.
• D. Roman–Parthian War of 161–166
  The Roman–Parthian War of 161–166 was a major conflict between the Roman Empire and the Parthian Empire during the reign of Marcus Aurelius and Lucius Verus, marked by Roman campaigns in Armenia and Mesopotamia that temporarily expanded Roman influence in the East.
• E. Severan dynasty
  The Severan dynasty was a Roman imperial family that ruled from 193 to 235 CE, overseeing a period of military expansion, legal reform, and monumental building across the empire.
• F. None of above. chosen