| http://www.w3.org/ns/prov#value | - Two NGOs won the Nobel Peace Prize in the 1990s: International Campaign to Ban Landmines (1997) and Doctors Without Borders (1999). ??? ??? ??? nuclear nonproliferation Goal of international efforts to prevent countries other than the five declared nuclear powers (United States, Russia, Britain, France, and China) from obtaining nuclear weapons.
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