After the dissolution of the Soviet Union, Ukraine found itself in possession of a substantial nuclear stockpile. However, due to financial constraints and geopolitical uncertainties, Ukraine made the decision to give up its nuclear weapons. The 1994 Budapest Memorandum provided security assurances to Ukraine, but these guarantees were called into question when Russia annexed Crimea and backed separatists in Ukraine. The current conflict between Russia and Ukraine underscores the security challenges faced by Ukraine in the absence of nuclear deterrence. The vulnerability of Ukrainian security has been exposed, raising concerns about the country’s ability to defend itself. The implications of Ukraine’s nuclear disarmament continue to reverberate as the nation navigates complex geopolitical dynamics.