Nuclear Issues

335 Items

People watch a TV showing a file image of North Korean leader Kim Jong Un shown during a news program

AP/Ahn Young-joon

Journal Article - Ethics & International Affairs

Nuclear Ethics Revisited

| Spring 2023

Scott Sagan asked Joseph S. Nye to revisit Nuclear Ethics, a book he published in 1986, in light of current developments in world affairs. In doing so, he found that much had changed but the basic usability paradox of nuclear deterrence remains the same. 

A huge mushroom cloud rises above Bikini atoll in the Marshall Islands following an atomic test blast.

AP Photo

Journal Article - Quarterly Journal: International Security

The Nuclear Balance Is What States Make of It

    Author:
  • David C. Logan
| Spring 2022

Recent quantitative scholarship uses warhead counts to examine whether nuclear superiority offers political or military benefits beyond having a secure second-strike capability. These analyses overlook other elements of a state’s nuclear capability such as state perceptions and beliefs.

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Analysis & Opinions - Belfer Center for Science and International Affairs, Harvard Kennedy School

Center Experts Reflect on 75th Anniversary of Hiroshima Bombing

On August 6, 1945, the United States dropped an atomic bomb on Hiroshima, Japan, launching the nuclear age. On the 75th anniversary of that somber event, Belfer Center experts reflect on the event and its aftermath. 

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Russian Defense Ministry Press Service via AP, File

Journal Article - Bulletin of the Atomic Scientists

'What About China?' and the Threat to US–Russian Nuclear Arms Control

The administration of President Donald J. Trump has consistently used fear of China to undermine nearly five decades of bipartisan consensus on US–Russian nuclear arms control. The negative consequences of these actions may last far beyond the Trump presidency. If generations of agreement between Democrats and Republicans on bilateral nuclear treaties with Russia erode, it will pose a significant setback to US national security and global stability. Future leaders may ultimately need to consider new approaches to nuclear risk reduction that preserve the benefits of the arms control regime.