and 21 are mini-submarines. The newest of these is Hero Kim Kun Ok – which was launched in September 2023. It is a diesel-powered vessel that is believed to be capable of carrying nuclear-armed ...

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 ...

The Hero Kim Kun Ok submarine, which was ceremonially launched in the presence of the DPRK leader on September 6, is a modification of the Romeo-class submarine, a Soviet submarine from the late ...

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.