Triple

Target class: cause of international crisis
Context triple: [Megarian Decree imposed by Athens, instanceOf, cause of international crisis]

• A. nuclear weapons crisis
  A nuclear weapons crisis is a high-stakes international confrontation in which the use or threatened use of nuclear arms becomes a realistic possibility, creating urgent risks of catastrophic escalation and intense diplomatic, military, and political pressure to resolve the conflict.
• B. Gulf crisis
  The Gulf crisis refers to periods of heightened political, military, and economic tension among states in the Persian Gulf region, often involving conflicts over territory, resources, and regional influence.
• C. crisis
  A crisis is a critical turning point or period of intense difficulty and instability that demands urgent decision-making and action to prevent severe negative consequences.
• D. diplomatic incident chosen
  A diplomatic incident is an event or action involving representatives of different states that causes tension, conflict, or embarrassment in their official relations.
• E. Balkan crisis
  The Balkan crisis refers to a series of political, ethnic, and territorial conflicts in the Balkan region—especially in the late 19th, early 20th, and late 20th centuries—that destabilized Europe and contributed to major international confrontations, including World War I and the Yugoslav Wars.
• F. None of above.