After the dissolution of the Soviet Union, Ukraine found itself in possession of a substantial nuclear arsenal. However, due to financial constraints and geopolitical concerns, Ukraine decided to give up its nuclear weapons. The decision to disarm was influenced by the 1994 Budapest Memorandum, which provided security assurances to Ukraine. Unfortunately, these assurances were called into question when Russia annexed Crimea and backed separatist movements in Ukraine. The current conflict between Russia and Ukraine underscores the challenges Ukraine faces in terms of security, particularly in the absence of nuclear deterrence. The situation serves as a stark reminder of the complexities of international relations and the importance of reliable security guarantees for nations like Ukraine. The vulnerabilities exposed by the ongoing Russia-Ukraine conflict shed light on the delicate balance of power in the region and the need for diplomatic solutions to prevent further escalation.