Ukraine has the motive, means and opportunity to rapidly develop nuclear weapons. From a military analyst I have reason to trust due to long term accuracy and lack of click bait, "months" rather than years.
The Budapest Memorandum on Security Assurances, signed by Belarus, Khazakstan, Ukraine, Russia, the US, and the UK, obliging respect for signatories' borders and sovereignty, territorial integrity, economic security… is also what put Ukraine into the Treaty on the Non-Proliferation of Nuclear Weapons.
The Budapest Memorandum on Security Assurances, signed by Belarus, Khazakstan, Ukraine, Russia, the US, and the UK, obliging respect for signatories' borders and sovereignty, territorial integrity, economic security… is also what put Ukraine into the Treaty on the Non-Proliferation of Nuclear Weapons.