Summary and Key Points: Even after the Soviet Union collapsed, U.S. and Russian submarines continued to play cat-and-mouse in the Arctic, tracking boomers and attack boats to maintain deterrence and undersea awareness.
In 1992, that shadow war surfaced when the Los Angeles-class USS Baton Rouge collided with the Russian Sierra-class B-276 Kostroma near Severomorsk in the Barents Sea.
Sierra II-Class Submarine. Image Credit: Creative Commons. Sie…