This report describes the organizations controlling research and development (R&D) on nuclear weapons in several nations, and presents a brief history of the organizations controlling nuclear weapons R&D in the United States. It discusses whether these organizations are civilian or military, though in many nations the lines between civilian and military are blurred.

This report discusses the background of the G-20 (an international forum for discussing and coordinating economic policies) and some of the issues that it has addressed. It includes historic background on the work of the G-20, information about how the group operates, overviews of G-20 summits, major issues that the group is likely to address and the likely effectiveness of the G-20 in the near future. The members of the G-20 include Argentina, Australia, Brazil, Canada, China, France, Germany, India, Indonesia, Italy, Japan, Mexico, Russia, Saudi Arabia, South Africa, South Korea, Turkey, the United Kingdom, the United States, and the European Union.