After the dissolution of the Soviet Union, Ukraine found itself in possession of a substantial nuclear arsenal. However, financial constraints and geopolitical concerns led Ukraine to voluntarily give up its nuclear weapons. The 1994 Budapest Memorandum was supposed to provide security assurances to Ukraine, but these promises were shattered when Russia annexed Crimea and backed separatist movements within Ukraine. The current Russia-Ukraine conflict underscores the precarious nature of Ukrainian security in the absence of nuclear deterrence. The vulnerability of Ukraine’s security has been exposed, prompting concerns about the country’s ability to defend itself against external threats. The ongoing tensions in the region have reignited discussions about the role of nuclear weapons in ensuring national security. It remains to be seen how Ukraine will navigate these challenges and strengthen its defense capabilities in the face of continued aggression from its neighbors.