The Russian Typhoon-class SSBN (Project 941 "Akula") is the largest nuclear-powered ballistic missile submarine ever built. Designed during the Cold War to counter the U.S. Navy’s Ohio-class SSBNs, it ...

Ukraine’s domestic security service, the SBU, said Monday that it struck a Russian submarine in the Black Sea port of Novorossiysk, causing critical damage to the vessel and effectively disabling it.

The K-132 Irkutsk, a Project 949A submarine, is being scrapped by Russia, highlighting the challenges of its long-stalled modernization program since 2001.