After the disintegration of the Soviet Union, Ukraine found itself in possession of a substantial nuclear arsenal. However, due to financial constraints and geopolitical concerns, Ukraine made the decision to disarm itself of these nuclear weapons. The Budapest Memorandum of 1994 was supposed to provide security assurances to Ukraine, but when Russia annexed Crimea and backed separatists in Ukraine, it became evident that these guarantees were not dependable. The current conflict between Russia and Ukraine underscores the security vulnerabilities faced by Ukraine in the absence of nuclear deterrence. The situation serves as a stark reminder of the complex geopolitical dynamics at play in the region. Ukraine’s decision to give up its nuclear weapons now appears to have left it exposed to aggression from its powerful neighbor. The ongoing tensions between Russia and Ukraine continue to pose a threat to regional stability. It remains to be seen how the international community will respond to this volatile situation and what steps Ukraine will take to ensure its security in the face of escalating tensions with Russia.