SEOUL, South Korea (AP) — North Korean leader Kim Jong Un condemned South Korean-U.S. military drills and vowed a rapid expansion of his nuclear forces to counter rivals, state media said Tuesday, as he inspected his most advanced warship being fitted with nuclear-capable systems.

North Korea's Supreme Leader Kim Jong Un remained unhappy as the U.S. and South Korea conducted their annual summer joint military drills.

North Korea's Kim Yo Jong, the powerful sister of leader Kim Jong Un, criticized South Korea and its President Lee Jae Myung for having a "dual personality" by talking about wanting to pursue peace while continuing joint military drills with the U.