Why #Ukraine is not now the #3 nuclear power. Why Moscow #russia is not now glowing.

the United States, Russia, and Britain committed “to respect the independence and sovereignty and the existing borders of Ukraine” and “to refrain from the threat or use of force” against the country.

Kyiv gave up 1,900 strategic nuclear warheads. Peace in our time, to quote Neville Chamberlain.

https://www.brookings.edu/articles/why-care-about-ukraine-and-the-budapest-memorandum/