Japan's actions during WWII have led to ongoing tensions with neighboring countries due to historical grievances and territorial disputes. Which two countries are most affected?

• A. China and Korea
• B. Germany and Italy
• C. Vietnam and Philippines
• D. Russia and Mongolia

Answer: (A)

The central idea is how wartime actions left deep, lasting grievances that continue to shape neighbors’ relations. China and Korea bear the strongest, most persistent impact because Japan’s aggression and occupation touched them most directly. China endured a brutal invasion and occupation that caused enormous suffering and destruction, creating enduring memory and political sensitivities in diplomacy and public discourse. Korea was under Japanese colonial rule for decades, with forced labor and sexual slavery among the harms, so issues of accountability, apologies, and compensation persist in bilateral ties. These memories fuel ongoing tensions related to historical grievances and territorial disputes, such as contested islands and other flashpoints, even as broader cooperation develops. Other country pairs don’t share that same combination of direct wartime trauma and continuous territorial disputes with Japan, so they’re less central to the question.