Doukas–Komnenos alliance

Target entity: Doukas–Komnenos alliance
Context triple: [Irene Doukaina, dynasticAlliance, Doukas–Komnenos alliance]

• A. Byzantine–Bulgarian peace treaty of 927
  The Byzantine–Bulgarian peace treaty of 927 was a landmark agreement that ended a long war between the Byzantine Empire and Bulgaria, recognized Peter I as emperor, and established a lasting period of peace and dynastic alliance between the two states.
• B. Papal–Frankish alliance
  The Papal–Frankish alliance was the early medieval partnership between the Frankish rulers and the papacy that reshaped Western Christendom by providing military protection to the popes and political-religious legitimacy to the Frankish monarchy.
• C. Hohenstaufen–Plantagenet dynastic alliance
  The Hohenstaufen–Plantagenet dynastic alliance was a 13th-century political and marital union linking the German imperial Hohenstaufen dynasty with the English royal House of Plantagenet to strengthen their mutual influence in European affairs.
• D. Council of Piacenza appeal by Alexios I Komnenos
  The Council of Piacenza appeal by Alexios I Komnenos was the Byzantine emperor’s formal request to Western Christendom for military assistance against encroaching Muslim powers, a plea that helped set in motion the events leading to the First Crusade.
• E. Lordship of Negroponte
  The Lordship of Negroponte was a medieval Frankish crusader state on the island of Euboea, established after the Fourth Crusade and ruled by Western European nobles under the nominal authority of the Latin Empire and later Venice.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Doukas–Komnenos alliance
Target entity description: The Doukas–Komnenos alliance was a powerful Byzantine dynastic union that linked the influential Doukas and Komnenos families, bolstering their political dominance in the empire.

• A. Byzantine–Bulgarian peace treaty of 927
  The Byzantine–Bulgarian peace treaty of 927 was a landmark agreement that ended a long war between the Byzantine Empire and Bulgaria, recognized Peter I as emperor, and established a lasting period of peace and dynastic alliance between the two states.
• B. Papal–Frankish alliance
  The Papal–Frankish alliance was the early medieval partnership between the Frankish rulers and the papacy that reshaped Western Christendom by providing military protection to the popes and political-religious legitimacy to the Frankish monarchy.
• C. Hohenstaufen–Plantagenet dynastic alliance
  The Hohenstaufen–Plantagenet dynastic alliance was a 13th-century political and marital union linking the German imperial Hohenstaufen dynasty with the English royal House of Plantagenet to strengthen their mutual influence in European affairs.
• D. Council of Piacenza appeal by Alexios I Komnenos
  The Council of Piacenza appeal by Alexios I Komnenos was the Byzantine emperor’s formal request to Western Christendom for military assistance against encroaching Muslim powers, a plea that helped set in motion the events leading to the First Crusade.
• E. Lordship of Negroponte
  The Lordship of Negroponte was a medieval Frankish crusader state on the island of Euboea, established after the Fourth Crusade and ruled by Western European nobles under the nominal authority of the Latin Empire and later Venice.
• F. None of above. chosen