Abstract

Human beings have the right for healthy and safe life in a flourishing environment. For centuries the agendas of the population and people in power kept changing, and with big leaps of two world wars, nations witnessed the dynamic shifts in their policies. The ending of world war II with atomic bombing on Japan, revealed the scientific development of the nuclear weapon and its catastrophic impact, Followed by cold war and nuclear threats, global community understood the need for Nuclear disarmament, and safe handling of nuclear materials. There is an acknowledged tension among the world population, on the presence of devastating nuclear weapon, even the scientists who are in the filed are terrified by the extent of the damages the usage of such weapons could cause, all the above have created the movement and active campaign, diplomatic works towards the nuclear disarmament. The article will explain the capacity, effect and various upgradation of nuclear weaponry, and the International legal instruments addressing the nuclear disarmament. Also the approaches taken by International law, international institutions along with the contemporary developments and challenges. The work further emphasis the need for the complete ban of nuclear weapons; safe and harmonious process of nuclear disarmament, in the tensed geopolitical climate. The article will have a multidisciplinary approach, identifying the, social, economic, and human impacts, that shall be severe, irreversible if not a complete nuclear disarmament is achieved paying way for the real sustainable development, in a nuclear weapon free world.

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