Summary: In 1974, China launched its first nuclear-powered submarine, the Type 091 Han-class, marking a significant milestone in its naval capabilities and achieving Chairman Mao’s long-held ...

Saab’s Karslkrona, Sweden, shipyard yesterday launched the submarine HMS Halland following a comprehensive mid-life upgrade.

There will be no quotes from William Shakespeare’s play Henry V used as the motto for the Royal Navy’s seventh and final Astute-class nuclear-powered attack submarine. The boat, which is now ...