[20160314]IN10463_2016年3月核安全峰会.pdf

CRS INSIGHTThe March 2016 Nuclear Security SummitMarch 14, 2016 (IN10463) | Related AuthorMary Beth D. Nikitin |Mary Beth D. Nikitin, Specialist in Nonproliferation (mnikitincrs.loc.gov, 7-7745)In an April 2009 speech, President Obama said that nuclear terrorism is the most immediate and extreme threat to global security. To mobilize world leaders to prevent terrorist acquisition of nuclear materials, the President hosted the first Nuclear Security Summit (NSS) in Washington, DC, in April 2010. A second summit was held in South Korea in March 2012 and a third in the Netherlands in March 2014. A fourth summit is to be held in Washington, DC, on March 31 and April 1, 2016. Two official side events are to be held during the summit: an industry-led conference and a non-governmental experts conference.The goal of the NSS was to focus global attention at the highest level of government on the threat of nuclear terrorism. Terrorists could potentially build an improvised nuclear device (IND) from highly enriched uranium or plutonium. Because the production of fissile material is costly and equipment relatively difficult to obtain, many believe that terrorist groups would not be able to pro