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 made the decision to give up its nuclear weapons. The Budapest Memorandum of 1994 offered security assurances to Ukraine, but these guarantees were called into question when Russia annexed Crimea and backed separatist movements within Ukraine. The current conflict between Russia and Ukraine underscores the challenges faced by Ukraine in terms of security, particularly in the absence of nuclear deterrence. The geopolitical landscape in Eastern Europe has shifted significantly since Ukraine’s disarmament, leaving the country vulnerable to external aggression. The ongoing tensions between Russia and Ukraine serve as a stark reminder of the complexities of international relations and the importance of strategic security measures.