Nuclear Weapons and Diplomacy in International Relations: Diminution or Reinforcement of Relevance? Introduction The emergence of nuclear weapons in the mid-twentieth century fundamentally altered the architecture of international relations. The atomic bombings of Hiroshima and Nagasaki in 1945 signaled not merely a technological leap in warfare but a paradigmatic shift in the very logic of … Continue reading Critically evaluate whether the advent of nuclear weapons has diminished or enhanced the importance of diplomacy in international relations.