National Command Authorities (NCA)

Allied national authorities

civilian authorities

military authorities

military support to civil authorities

Defense Support of Civil Authorities (DSCA)

local military authorities

pilotage authorities

National Military Command Center

Boeing E-4 Advanced Airborne Command Post (AACP) / E-4 National Airborne Operations Center (NAOC)

air national guard

Army National Guard (ARNG)

Assistant to the President for National Security Affairs

Council of National Security and Defense of Ukraine (CNSDU)

Defense National Stockpile

Inactive National Guard (ING)

intra-national terrorism

NASAMS (Norwegian / National Advanced Surface to Air Missile System)

National Aeronautics and Space Administration (NASA)

national air space

national armed establishment

national boundary

National C3 Representatives (NC3REPS, NATO)

National Codification Bureau (NCB)

national contingent

national contingent commander (NCC)

national contributions

national defense

national defense capability

National Defense College

National Defense University (NDU)

National Emergencies Act

national emergency