During NATO Exercise JTFEX/TMDI 99 in 1999, the Dutch diesel-electric submarine HNLMS Walrus (S802) penetrated the layered defensive escort screen around the U.S. Navy’s...
Australia’s HMAS Waller, a Collins-class diesel-electric submarine, ‘notionally’ sank a U.S. Navy nuclear-powered aircraft carrier in a wargame simulation and several escorts at the...
The U.S. Navy took delivery of its 25th Virginia-class fast-attack submarine — the USS Massachusetts (SSN-798) — in November 2025. The seventh Block IV...
“The Dodge Durango of submarines.” That’s how a former U.S. Navy admiral described the Virginia-class attack submarine. The framing is correct by every credible...
Israel operates a fleet of German-built Dolphin II submarines designed by ThyssenKrupp Marine Systems as the cornerstone of the country’s sea-based nuclear deterrent. The...
Rear Admiral Mike Brookes testified to the U.S.-China Economic and Security Review Commission in March that Beijing is building an undersea Great Wall of...
Britain’s four Vanguard-class ballistic-missile submarines carry the entire United Kingdom nuclear deterrent. Each 15,900-ton boat is powered by a Rolls-Royce PWR2 nuclear reactor, runs...
Australia has committed another A$11 billion to extend the operational life of its six Collins-class submarines into the 2030s, Deputy Prime Minister and Defense...
The French Rubis-class submarine is the smallest nuclear-powered attack submarine ever built by any major navy — just 240 feet long, displacing 2,700 tons,...