There have been four iterations of the Delta-class submarines, designed to serve as a key element of the Soviet Union’s nuclear deterrence strategy. At the height of the Cold War between the United ...

There are four key metrics that a submarine has: crew capacity, weaponry payload, deployment period (how long it can remain submerged), and of course, its speed. And while the first three measurements ...

Japan’s Sōryū-class submarines are the backbone of the JMSDF’s undersea force and some of the most capable non-nuclear subs ...