At the time, it may have been wise to be sceptical: nuclear submarines are among the costliest and most complex weapon ...

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.

SEOUL--North Korea has launched its first operational ... land-based nuclear forces, because its submarines may not survive as long during a war, said Vann Van Diepen, a former U.S. government ...

SEOUL-North Korea denounced on Monday what it called a move by the US to introduce a nuclear-powered ballistic missile submarine to waters near the Korean peninsula, saying it creates a situation ...

The Annapolis, whose main mission is destroying enemy ships and submarines ... the dead that will involve invited foreign war veterans. North Korea, which celebrates the date as victory day ...

Kim Yo Jong said that the submarine’s visit “clearly reveals the frantic military and strategic attempt of the U.S.” She said North Korea’s nuclear war deterrent must be bolstered “both ...

The U.S., Japan, and South Korea last week announced a new "Trilateral Secretariat" tasked with coordinating joint security ...