War with the Second Bulgarian Empire

Target entity: War with the Second Bulgarian Empire
Context triple: [Baldwin of Flanders, conflict, War with the Second Bulgarian Empire]

• A. Ottoman–Bulgarian wars
  The Ottoman–Bulgarian wars were a series of late 14th-century military campaigns in which the expanding Ottoman Empire gradually conquered the medieval Bulgarian states, culminating in the loss of Bulgarian independence.
• B. Byzantine–Bulgarian wars
  The Byzantine–Bulgarian wars were a series of medieval conflicts between the Byzantine Empire and the Bulgarian states that shaped the political and territorial balance of power in the Balkans.
• C. Bulgarian–Hungarian wars
  The Bulgarian–Hungarian wars were a series of medieval military conflicts between the Kingdom of Hungary and the Bulgarian Empire over control of territories in the Balkans.
• D. Rus'–Byzantine Wars
  The Rus'–Byzantine Wars were a series of military and diplomatic confrontations between the Kievan Rus' and the Byzantine Empire from the 9th to 11th centuries that shaped trade, religion, and political relations in Eastern Europe.
• E. Kievan Rus' invasion of Bulgaria
  The Kievan Rus' invasion of Bulgaria was a 10th-century military campaign in which Prince Sviatoslav I of Kiev overran much of the First Bulgarian Empire, reshaping the balance of power in Eastern Europe and prompting Byzantine intervention.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: War with the Second Bulgarian Empire
Target entity description: The War with the Second Bulgarian Empire was a series of early 13th-century military campaigns in the Balkans between the Latin Empire and Tsar Kaloyan’s Bulgaria, marked by the capture of Emperor Baldwin I and the decisive Bulgarian victory at the Battle of Adrianople in 1205.

• A. Ottoman–Bulgarian wars
  The Ottoman–Bulgarian wars were a series of late 14th-century military campaigns in which the expanding Ottoman Empire gradually conquered the medieval Bulgarian states, culminating in the loss of Bulgarian independence.
• B. Byzantine–Bulgarian wars
  The Byzantine–Bulgarian wars were a series of medieval conflicts between the Byzantine Empire and the Bulgarian states that shaped the political and territorial balance of power in the Balkans.
• C. Bulgarian–Hungarian wars
  The Bulgarian–Hungarian wars were a series of medieval military conflicts between the Kingdom of Hungary and the Bulgarian Empire over control of territories in the Balkans.
• D. Rus'–Byzantine Wars
  The Rus'–Byzantine Wars were a series of military and diplomatic confrontations between the Kievan Rus' and the Byzantine Empire from the 9th to 11th centuries that shaped trade, religion, and political relations in Eastern Europe.
• E. Kievan Rus' invasion of Bulgaria
  The Kievan Rus' invasion of Bulgaria was a 10th-century military campaign in which Prince Sviatoslav I of Kiev overran much of the First Bulgarian Empire, reshaping the balance of power in Eastern Europe and prompting Byzantine intervention.
• F. None of above. chosen