DefenceTalkA St. Petersburg-based shipyard on Thursday floated out the first of six Varshavyanka-class diesel-electric submarines to be delivered to the Black Sea Fleet in the next two years. The much-anticipated delivery of these submarines, dubbed by the US Navy as “black holes in the ocean” because they are nearly undetectable when submerged, is a key […]https://www.defencetalk.com/russia-floats-out-stealth-submarine-for-black-sea-fleet-49766/