Ottoman conquest of Bulgaria

Target entity: Ottoman conquest of Bulgaria
Context triple: [Shishman dynasty, ruledUntil, Ottoman conquest of Bulgaria]

• A. Ottoman conquest of Thessaly and Macedonia
  The Ottoman conquest of Thessaly and Macedonia was a late 14th-century expansion campaign in the Balkans that secured key territories and strategic routes, paving the way for further advances against the Byzantine Empire.
• B. Ottoman conquest of Constantinople
  The Ottoman conquest of Constantinople in 1453 was the decisive siege in which Sultan Mehmed II captured the Byzantine capital, ending the Byzantine Empire and transforming the city into the Ottoman imperial center of Istanbul.
• C. 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.
• D. Second Norman invasion of the Balkans
  The Second Norman invasion of the Balkans was a late 11th-century military campaign in which Norman forces from southern Italy attacked and temporarily captured key Byzantine territories in the western Balkans.
• E. Ottoman conquest of the Morea
  The Ottoman conquest of the Morea was the mid-15th-century campaign in which the Ottoman Empire subdued and annexed the Peloponnese peninsula, extinguishing the last major Byzantine-held territory in mainland Greece.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Ottoman conquest of Bulgaria
Target entity description: The Ottoman conquest of Bulgaria was the late 14th–early 15th century series of campaigns through which the Ottoman Empire subjugated and annexed the medieval Bulgarian states, ending their independence and integrating their territories into the Ottoman realm.

• A. Ottoman conquest of Thessaly and Macedonia
  The Ottoman conquest of Thessaly and Macedonia was a late 14th-century expansion campaign in the Balkans that secured key territories and strategic routes, paving the way for further advances against the Byzantine Empire.
• B. Ottoman conquest of Constantinople
  The Ottoman conquest of Constantinople in 1453 was the decisive siege in which Sultan Mehmed II captured the Byzantine capital, ending the Byzantine Empire and transforming the city into the Ottoman imperial center of Istanbul.
• C. 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.
• D. Second Norman invasion of the Balkans
  The Second Norman invasion of the Balkans was a late 11th-century military campaign in which Norman forces from southern Italy attacked and temporarily captured key Byzantine territories in the western Balkans.
• E. Ottoman conquest of the Morea
  The Ottoman conquest of the Morea was the mid-15th-century campaign in which the Ottoman Empire subdued and annexed the Peloponnese peninsula, extinguishing the last major Byzantine-held territory in mainland Greece.
• F. None of above. chosen