Gave to Russia:
> Ukraine handed all its nuclear weapons to Russia
https://www.politico.eu/article/ukraines-nuclear-lesson-with...
> Ukraine have acceded to the Nuclear Non-Proliferation Treaty (NPT) as non-nuclear states and are now transferring Soviet missiles and warheads to Russia for dismantlement on a strict schedule.
https://www.stimson.org/1995/politics-nuclear-renunciation-c...
>The former Soviet Republics where nuclear weapons had been based, namely Ukraine, Belarus and Kazakhstan, transferred those weapons to Russia
https://en.wikipedia.org/wiki/Treaty_on_the_Non-Proliferatio...
> effectively abandoning their nuclear arsenal to Russia
https://en.wikipedia.org/wiki/Budapest_Memorandum_on_Securit...
> In May 1996, Ukraine saw the last of its nuclear arms transported back to Russia.
https://www.nytimes.com/2022/02/05/science/ukraine-nuclear-w...
> Ukraine transferred its last 40 nuclear warheads to Russia
> Most tactical nuclear weapons were transferred from Ukraine to Russia.
https://www.rferl.org/a/the-destruction-of-ukraines-nuclear-...
> All nuclear weapons were removed to Russia
https://www.nti.org/countries/ukraine/
Destroyed:
> Ukraine gave up a huge arsenal of nuclear weapons left over by the Soviet Union in the early 1990s, and used the fuel from its blended-down warheads to drive its nuclear power plants.
https://www.nytimes.com/2022/02/23/us/politics/putin-ukraine...
> In 1994 Ukraine agreed to destroy the weapons
https://en.wikipedia.org/wiki/Nuclear_weapons_and_Ukraine
> Ukrainian workers cut an air-to-ground X-22 cruise missile into pieces
https://www.rferl.org/a/the-destruction-of-ukraines-nuclear-...
> they had to destroy all of their nuclear weapons.
https://historyofyesterday.com/did-ukraine-actually-get-rid-...