The mainstay of the Russian Navy’s conventionally powered fleet are Project 877–class submarines, known as the Kilo class to NATO and the West.
Here's What You Need to Remember:
Unlike the United States Navy, which went all-in on nuclear power, Russia maintains fleets of both diesel and nuclear-powered submarines. A land power encompassing much of Eurasia, Russian submarines are based much closer to “the action” than American submarines are. While Russia maintains...
Read this story at The National Interest