Borey

The Borei class is Russia’s fourth-generation nuclear-powered ballistic-missile submarine family and one of the first major strategic submarine classes developed after the Soviet period. It was intended to renew the sea-based leg of Russia’s nuclear deterrent as older Delta and Typhoon-era boats aged out. The class therefore belongs in both naval and strategic-weapons contexts.

Borei-class submarines are designed around submarine-launched ballistic missile patrols, requiring quieting, endurance, command connectivity, and survivability rather than tactical visibility. Their military effect comes from remaining difficult to find while preserving a second-strike option. For an equipment page, the most important capability is not a single missile statistic but the platform’s contribution to strategic deterrence patrols.

Borei matters because it represents Russia’s long-term investment in modernizing strategic naval forces. Commissioning and production decisions affect nuclear force structure, submarine basing, and arms-control assessments. The page should help readers understand why an SSBN is politically and strategically different from an attack submarine or cruise-missile submarine.