> Given that the U.S. has the largest stockpile of nuclear weapons on Earth
[1] Russia has the largest stockpile of nuclear weapons on Earth.
[1] https://fas.org/issues/nuclear-weapons/status-world-nuclear-...
[1] Russia has the largest stockpile of nuclear weapons on Earth.
[1] https://fas.org/issues/nuclear-weapons/status-world-nuclear-...
The highest-yield US warhead was the 25Mt Mk 41, retired in 1976. All warheads in the inventory now are in the sub-Mt range, mostly around 150 to 300 Kt
Regardless, if you're Russian you should also carefully consider whether your national interest aligns with the continued existence of humanity, at least as far as nuclear weapons go.
Putin said, just yesterday, that he sees no reason for the world to continue to exist without Russia. He was strongly impling that Russia would not hesitate to use nuclear weapons if threatened.