Korea JoongAng Daily on MSN

North Korea showcasing 'second-strike capability' with submarine reveal, expert says

North Korea revealed the exterior of an 8,700-ton nuclear-powered submarine currently under construction for the first time on Thursday.

‘Mounted reactor inside’: North Korea unveils nuclear submarine hull; Kim Jong Un inspects missile-capable vessel

North Korea on Thursday unveiled the completed hull of what it described as a nuclear-powered submarine, signalling progress ...
Yonhap News Agency

N. Korea says U.S. nuclear-powered sub's entry into S. Korea poses grave security threat

SEOUL, Dec. 25 (Yonhap) -- North Korea on Thursday denounced a U.S. nuclear-powered submarine's recent entry into South Korea ...