Learn about the unveiling of North Korea's first tactical nuclear attack submarine, Hero Kim Kun Oak, and the controversy surrounding its capabilities.
Explore the reactions from South Korea, Japan, and the West.
Learn about the unveiling of North Korea's first tactical nuclear attack submarine, Hero Kim Kun Oak, and the controversy surrounding its capabilities.
Explore the reactions from South Korea, Japan, and the West.
North Korea has launched its first operational "tactical nuclear attack submarine", a key part of leader Kim Jong Un’s plan to..