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https://www.themoscowtimes.com/2013/01/09/first-borei-class-missile-cruiser-enters-into-service-a20534
First Borei-Class Missile Cruiser Enters Into Service
May 13, 2026 - The first of the new generation submarines, which will be the country's main nuclear deterrent in coming years, entered into service in the Navy on Thursday.
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