National defense
National defense means programs for military and energy production or construction, military assistance to any foreign nation, stockpiling, space, and any directly related activity. Such term includes emergency preparedness activities conducted pursuant to title VI of The Robert T. Stafford Disaster Relief and Emergency Assistance Act (42 U.S.C. 5195 et seq.) and critical infrastructure protection and restoration. (50 U.S.C. App. 2152).