Moscow's told us to expect its flagship Sarmat ICBM to come into operation soon for several by this point. Leaked documents show how manufacturing and logistics issues put the Kremlin's ability to deliver a long way behind its rhetoric.
Sarmat Missile Held Back By Repeated Delays Despite Kremlin Boasts, Leaked Documents Show - The Moscow Times
On May 12, Moscow announced that its flagship RS-28 Sarmat intercontinental ballistic missile would be put on combat duty by the end of the year.
themoscowtimes.com