North Korean leader Kim Jong Un supervised missile tests that simulated nuclear counterstrikes against U.S. and South Korean forces, state media said on Friday. The tests of short-range ballistic missile systems from North Korea's eastern coastal city of Wonsan were detected by South Korea's military the day before.

North Korean leader Kim Jong Un supervised tests of short-range ballistic missile systems that simulated nuclear counterstrikes against U.S. and South Korean forces, state media said Friday, as the North continued to blame its rivals for escalating

The test, which also included an inspection of the operational reliability of its "nuclear trigger" system, was designed to ensure the rapid response posture to counter the sensitive regional military climate,