National Security Journal on MSN

Russia’s Black Hole Kilo-class submarines make the US Navy 'cringe'

Russia’s Kilo-class submarines may be Cold War designs, but they remain at the core of Moscow’s conventional undersea fleet. -Nicknamed “Black Holes” for their extreme quietness, modern Project 636.6 ...
Sub Brief on MSN

Russia’s Cold War submarine hunter

This video provides a detailed briefing on the Udaloy-class destroyer, a key component of the Soviet and Russian navies’ anti ...