North Korean leader Kim Jong-un supervised a test of a short-range ballistic missile and long-range artillery on Thursday and stressed the importance of combat readiness of the country's nuclear forces,

North Korean leader Kim Jong-un has overseen a joint strike drill involving long-range artillery and a short-range tactical ballistic missile while emphasizing the combat readiness of its nuclear forces,

State media said the tests involved short-range ballistic missile systems which simulated nuclear counterstrikes against US and South Korean forces.