Kim Jong Un Returns, and North Korean Instability Fears Fade Away

North Korean leader Kim Jong Un’s re-emergence in community ended weeks of speculation about his whereabouts and avoided a thorny diplomatic and armed service trouble for China, the U.S. and South Korea at a tricky time.

Photos and movie posted by North Korean state media showed Mr. Kim smiling as he walked all around a fertilizer factory on Friday. Shut North Korea watchers mentioned the pictures appeared to be authentic.

Leadership…