After the fall of the Soviet Union, Ukraine inherited a significant nuclear stockpile. Despite possessing these nuclear weapons, Ukraine decided to relinquish them due to financial constraints and geopolitical risks. The 1994 Budapest Memorandum provided security assurances to Ukraine, but these guarantees proved to be ineffective when Russia annexed Crimea and backed separatists in Ukraine. The current conflict between Russia and Ukraine underscores the vulnerabilities of Ukrainian security without the backing of nuclear deterrence. The decision to give up nuclear weapons has left Ukraine exposed to external threats, highlighting the importance of reliable security arrangements in the region. The unresolved tensions between Russia and Ukraine continue to pose challenges for Ukrainian sovereignty and territorial integrity. The international community closely monitors the situation in Eastern Europe, with concerns about the potential for further escalation of the conflict. It remains to be seen how Ukraine will navigate these security challenges in the absence of nuclear capabilities and in the face of continued aggression from Russia.