North Korea’s nuclear submarine drive to deepen uncertainty on peninsula

The Korean Peninsula may be headed toward more uncertainty as North Korean leader Kim Jong-un accelerates the development of nuclear-powered submarines and advanced missile systems — moves that experts say are fundamentally reshaping regional security dynamics and driving instability across Northeast Asia. Kim, who has steered the country away from direct engagement with Seoul while taking an ambiguous stance on talks with US President Donald Trump, has taken to directly criticizing Seoul's nucl