After the dissolution of the Soviet Union, Ukraine inherited a substantial nuclear stockpile. However, due to financial constraints and geopolitical concerns, Ukraine made the decision to relinquish 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 separatist movements in Ukraine. The current conflict between Russia and Ukraine underscores the security challenges faced by Ukraine in the absence of nuclear deterrence. This situation serves as a stark reminder of the complexities of international relations and the importance of strategic decision-making in safeguarding national security. The vulnerability of Ukraine without nuclear weapons has been brought to the forefront, raising concerns about its ability to defend itself against external threats. The implications of Ukraine’s nuclear disarmament continue to reverberate in the ongoing conflict with Russia, highlighting the enduring impact of historical decisions on contemporary geopolitics.