The U.S. operates a fleet of more than 50 nuclear-powered fast attack submarines to counter China's naval threat.

China’s Victory Day parade in September showed off a new, uncrewed submarine the size of a semi-truck — meant to keep tabs on US vessels and seafloor cables — and shined a spotlight on Beijing’s ...

Now and foreseeably, the United States dominates undersea submarine warfare. No other country gets near to America in the ...

When it comes to nuclear submarines, the U.S. is the undisputed global leader, operating the majority of nuclear submarines in existence today. Besides the United States (which has nearly 70 nuclear ...