Articles

"...[T]he United States has spent several tens of billions of dollars on missile defense research-and yet China, Iran, North Korea and possibly others have continued to pursue increasingly effective long-range ballistic capabilities. If missile defenses are a deterrent, why do US competitors-to say nothing of outright enemies-seem undeterred?"

"Chinese officials have expressed a growing concern that U.S. space and missile defense plans will stimulate a costly and destabilizing arms race...."

A universal Fissile Material Cut-off Treaty (FMCT), which would ban the production of fissile material (separated plutonium, highly enriched uranium (HEU), and uranium-233) for nuclear weapons, has long been seen as a key building block in nuclear disarmament and non-proliferation.

Dr. Ashton B. Carter's article in Scientific American

Article by Dr. Ashton B. Carter in International Security

Article by Dr. Ashton B. Carter in Daedalus

President Bush has called nuclear terror the defining threat the United States now faces. He's right, but he has yet to follow up his words with actions. This is especially frustrating since nuclear terror is preventable. Washington needs a strategy based on the "Three No's": no loose nukes, no nascent nukes, and no new nuclear states.

A look at the challenges of U.S. foreign policy in the 1990s and how it has been influenced by the Cold War and how foreign policy strategies have changed since.