UNITED STATES: Hosting Nuclear Summit

President Barack Obama will host a nuclear summit on 12 April and has invited 40 countries to attend the event. South Korean President Lee Myung-bak and Chinese President Hu Jintao are among the leaders who will be present at the summit. Leaders of international organizations will also attend, including UN Secretary-General Ban Ki-moon. The summit is designed as a step toward a nuclear-free world and to adopt a resolution on control of nuclear materials and anti-nuclear terrorism measures.