China's second-generation nuclear attack submarine, the Type 093 Shang family, from initial torpedo-armed boats to the VLS-equipped Type 093B, forms the backbone of the PLAN's undersea force.
Russia's most modern nuclear attack submarine — a multirole SSGN carrying Kalibr, Oniks, and Zircon cruise missiles in vertical silos, and the quietest Russian submarine design to date, assessed as comparable to US Seawolf/Virginia generation.
The United States Navy’s sea-based strategic deterrent — 14 nuclear-powered ballistic-missile submarines carry