Marco Polo Bridge Incident

Target entity: Marco Polo Bridge Incident
Context triple: [Sino-Japanese War (1937–1945), hasCause, Marco Polo Bridge Incident]

• A. Sino-Japanese War (1937–1945)
  The Sino-Japanese War (1937–1945) was a major conflict between China and Japan that became one of the largest and bloodiest theaters of World War II in East Asia.
• B. attack on Pearl Harbor
  The attack on Pearl Harbor was the surprise Japanese military strike on the U.S. naval base in Hawaii on December 7, 1941, that led to the United States’ entry into World War II.
• C. Berlin Airlift
  The Berlin Airlift was a massive 1948–1949 Allied operation that supplied West Berlin by air during the Soviet blockade, symbolizing early Cold War tensions and Western resolve.
• D. Battle of Okinawa
  The Battle of Okinawa was a major and brutal 1945 Pacific campaign between the United States and Japan, marked by intense ground combat, massive casualties, and kamikaze attacks, and is often seen as a decisive factor leading to the end of World War II.
• E. Korean War
  The Korean War was a major Cold War conflict fought from 1950 to 1953 between North and South Korea, involving large-scale military intervention by the United States and other United Nations forces on one side and China (with Soviet support) on the other.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Marco Polo Bridge Incident
Target entity description: The Marco Polo Bridge Incident was a 1937 armed clash between Japanese and Chinese troops near Beijing that escalated into full-scale war between Japan and China.

• A. Sino-Japanese War (1937–1945)
  The Sino-Japanese War (1937–1945) was a major conflict between China and Japan that became one of the largest and bloodiest theaters of World War II in East Asia.
• B. attack on Pearl Harbor
  The attack on Pearl Harbor was the surprise Japanese military strike on the U.S. naval base in Hawaii on December 7, 1941, that led to the United States’ entry into World War II.
• C. Altmark Incident
  The Altmark Incident was a 1940 World War II naval confrontation in Norwegian waters, where British forces boarded the German tanker Altmark to free imprisoned Allied sailors, heightening tensions during the early "Phoney War" period.
• D. Berlin Airlift
  The Berlin Airlift was a massive 1948–1949 Allied operation that supplied West Berlin by air during the Soviet blockade, symbolizing early Cold War tensions and Western resolve.
• E. Battle of Okinawa
  The Battle of Okinawa was a major and brutal 1945 Pacific campaign between the United States and Japan, marked by intense ground combat, massive casualties, and kamikaze attacks, and is often seen as a decisive factor leading to the end of World War II.
• F. None of above. chosen