WTO Backs Japan in South Korea Trade Spat

How has the WTO Appellate Body's dysfunctionality affected the trade relations between South Korea and Japan?

What are the historical factors contributing to the trade disputes between South Korea and Japan?

What was the outcome of South Korea's court ruling regarding Japanese companies and colonial rule?

What actions did South Korea take in response to Japan's export controls?

In what ways does the trade spat between South Korea and Japan complicate U.S. interests in Asia?