North Korea’s development of what the country claims is its first nuclear-powered submarine – with the potential to fire ...

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 ...

In September 2023, when North Korea revealed its first true ballistic missile submarine, the Hero Kim Kun Ok, Kim emphasized his desire for the navy to “go nuclear” and stressed the importance of ...

North Korea has conducted a slew of underwater-launched ballistic missile tests since 2016, all from the same 2,000-tonne ...

Submarine No. 841 - named Hero Kim Kun Ok after a North Korean historical figure - will be one of the main "underwater offensive means of the naval force" of North Korea, leader Kim Jong Un said ...

A small auxiliary nuclear reactor could offset the range limitations of North Korea's Hero Kim Kun Ok and Gorae-class SSBs and increase their submerged endurance. Sign up for one of our free ...

North Korea has publicly unveiled the construction ... 5,000-ton-class or 6,000-ton-class — twice the size of the Hero Kim Kun Ok, known as the North's first ballistic missile submarine that ...