The nuclear nonproliferation regime has had difficulty dealing with noncompliance and preventing the illicit use of dual-use materials. A strengthened Proliferation Security Initiative can help prevent proliferation and mobilize international action.
The events convulsing the Middle East should prompt supplier states to place a moratorium on most nuclear cooperation with the region and devise long-term plans for better safeguarding major nuclear sites around the world, writes CFR's Jonathan Pearl.
As former president Jimmy Carter visits Pyongyang, any movement on resumption of stalled talks on North Korea's denuclearization is unlikely, says CFR fellow Sue Terry. Washington should continue to deter Pyongyang's aggressive behavior using sanctions and working with regional allies, she says.
A summit hosted by the Obama administration one year ago has spurred momentum on global nuclear security measures. But the United States must lead efforts to redouble commitments on preventing the proliferation of nuclear materials, writes CFR's Emma Belcher.
Authors: Eric S. Edelman, Andrew F. Krepinevich Jr., and Evan Braden Montgomery
It is unclear how a nuclear-armed Iran would weigh the costs, benefits, and risks of brinkmanship, meaning that it could be difficult to deter Tehran from attacking the United States' interests or partners in the region.
WikiLeaks' cables on North Korea's missile sales to Iran have raised newconcerns about the country's proliferation activities. Expert Jeffrey Lewis says Pyongyang's procurement networks pose the biggest threat, and recommends the international community strengthen interdiction measures.
With tensions on the Korean peninsula continuing to arouse U.S. concern, expert Leon Sigal calls for the United States and South Korea to support a peace process and political and economic engagement with North Korea.
Talks between Iran and the P5+1 ended with plans to meet in Istanbul next month, but the differences between the two sides suggest a long road ahead dotted with meetings that don't go very far, says Iran expert Robin Wright.
North Korea's strike on Yeonpyeong Island is part of a military escalation designed to strengthen the authority of leader-in-waiting Kim Jong-Un, say experts, and underscores Washington's frustrations with Pyongyang and Beijing.