Seoul’s decision to abandon an important military intelligence-sharing agreement with Tokyo could hurt regional security and U.S. interests related to China and North Korea.

Washington’s request that Seoul pay more for their military alliance has heightened tensions between longtime allies and poses risks for regional security.

Kim Jong-un’s first ten years as North Korea’s leader were marked by economic failures, halting nuclear diplomacy, and a steady ramp-up of military power.

South Korea fired warning shots at a Russian warplane after it violated Seoul’s airspace over disputed islands. Here’s what that means for the region.

North Korea will likely continue to develop its nuclear program, but Kim Jong-un could return to negotiations if the United States makes concessions.