The idea of world government is returning to the mainstream of scholarly thinking about international relations. Will the world-government movement become a potent political force, or will it fade away as it did in the late 1940s?

Since the end of the Cold War, international ethicists have focused largely on issues outside the traditional scope of security studies. The nuclear ethics literature needs to be revived and reoriented to address the new and evolving 21st century nuclear threats and policy responses.