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

South Korea’s birth rate has dropped throughout much of the past decade, spelling trouble for the military as regional threats and global conflicts simmer.