Read more: North Korea Displays New ‘Tactical Nuclear Attack’ Submarine In September, North Korea had a launching ceremony for its new attack sub named the Hero Kim Kun Ok. The initial images ...

Kim Jong Un attended the launch ceremony for North Korea’s first nuclear attack submarine, but Seoul says the North is exaggerating the sub’s capabilities.

In September 2023, North Korea unveiled the Hero Kim Kun Ok, a submarine it described as a “nuclear attack submarine,” though analysts determined it was a conventionally powered vessel capable ...