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Created page with "==Overview== The National Nuclear Security Administration (NNSA) is a semi-autonomous agency within the United States Department of Energy responsible for enhancing national security through the military application of nuclear science. NNSA maintains and enhances the safety, security, and effectiveness of the U.S. nuclear weapons stockpile without nuclear explosive testing; works to reduce the global danger from weapons of mass destruction; provides the U.S. Navy wit..."
