They have. They have used non nuclear ICBMs twice against Ukraine which can be armed with a nuclear warhead.
Theyr Iskander both type M and Type K (Short to medium range ballistic missiles and cruise missiles) can be armed with a nuclear payload and fly dozens of times each month.
Theyr military doctrine is based around nuclear weapons since decades. You'd need to be an idiot to seriously doubt they have functionial nukes.
They might not have 8000 ready to use, but a couple hundred to fire immediatly are enough to cause serious damage.
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u/81659354597538264962 6h ago
It’s the only way they’ll pose a threat in WW3