Hungarian occupation of Vidin (1365–1369)

Target entity: Hungarian occupation of Vidin (1365–1369)
Context triple: [Ivan Sratsimir, event, Hungarian occupation of Vidin (1365–1369)]

• A. Hungarian–Ottoman frontier
  The Hungarian–Ottoman frontier was the militarized border zone between the Habsburg Kingdom of Hungary and the Ottoman Empire, marked by frequent skirmishes, sieges, and shifting control from the 16th to 17th centuries.
• B. Romanian occupation of Hungary
  The Romanian occupation of Hungary was a post-World War I military intervention and subsequent control of Hungarian territory by Romanian forces, significantly shaping the region’s political and territorial settlement.
• C. Mongol invasion of Hungary
  The Mongol invasion of Hungary was a devastating 13th-century military campaign in 1241–1242 during which Mongol forces ravaged the Kingdom of Hungary, causing massive destruction and loss of life before abruptly withdrawing.
• D. Hungarian conquest of the Carpathian Basin
  The Hungarian conquest of the Carpathian Basin was the late 9th-century migration and military campaign through which the Magyar tribes occupied and established their homeland in Central Europe, laying the foundations of the medieval Kingdom of Hungary.
• E. Siege of Buda (1541)
  The Siege of Buda (1541) was a pivotal Ottoman victory in Hungary that secured long-term Ottoman control over central Hungary and marked a major turning point in the Habsburg–Ottoman struggle in Central Europe.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Hungarian occupation of Vidin (1365–1369)
Target entity description: The Hungarian occupation of Vidin (1365–1369) was a brief period during which the Kingdom of Hungary seized and controlled the Vidin Tsardom, displacing its Bulgarian ruler Ivan Sratsimir before he eventually regained his throne.

• A. Hungarian–Ottoman frontier
  The Hungarian–Ottoman frontier was the militarized border zone between the Habsburg Kingdom of Hungary and the Ottoman Empire, marked by frequent skirmishes, sieges, and shifting control from the 16th to 17th centuries.
• B. Romanian occupation of Hungary
  The Romanian occupation of Hungary was a post-World War I military intervention and subsequent control of Hungarian territory by Romanian forces, significantly shaping the region’s political and territorial settlement.
• C. Mongol invasion of Hungary
  The Mongol invasion of Hungary was a devastating 13th-century military campaign in 1241–1242 during which Mongol forces ravaged the Kingdom of Hungary, causing massive destruction and loss of life before abruptly withdrawing.
• D. Hungarian conquest of the Carpathian Basin
  The Hungarian conquest of the Carpathian Basin was the late 9th-century migration and military campaign through which the Magyar tribes occupied and established their homeland in Central Europe, laying the foundations of the medieval Kingdom of Hungary.
• E. Siege of Buda (1541)
  The Siege of Buda (1541) was a pivotal Ottoman victory in Hungary that secured long-term Ottoman control over central Hungary and marked a major turning point in the Habsburg–Ottoman struggle in Central Europe.
• F. None of above. chosen