The debate over nuclear-powered submarines is likely to serve as a critical indicator of Japan’s strategic trajectory.

Key Points and Summary - In a shocking 1981 NATO exercise, a Canadian diesel-electric submarine successfully penetrated a U.S. aircraft carrier strike group and notionally "sank" the USS Dwight D.

AIP systems enable diesel-electric submarines to remain submerged and operational for weeks without surfacing or using a ...

Diesel-electric submarines, once dismissed as second-tier assets, are rapidly emerging as some of the most elusive platforms in modern naval warfare. Their ability to run in near silence for extended ...

Saudi Arabia is reportedly moving to acquire diesel-electric submarines, signalling a major shift in its naval posture and long-term military strategy in the region. A Royal Saudi Naval Forces ...

They’re the caretakers of one of only five remaining diesel boats in the U.S. fleet, a boat that in many ways was the link ...

Seoul, South Korea (CNN) — South Korea wants to join the undersea naval elite – and has received the blessing of US President Donald Trump to do just that. Having Seoul become the seventh country in ...