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 2023, North Korea said it had launched what it called its first "tactical nuclear attack submarine," but foreign experts doubted the North's announcement and speculated it was likely a diesel ...

Latin Times State media released photos of the "nuclear-powered strategic guided missile submarine," which is still under construction, in a North Korean shipyard. Un was captured beside the ...

In 2023, North Korea said it had launched what it called its first “tactical nuclear attack submarine”, but foreign experts doubted the North’s announcement and speculated it was likely a ...