national weather service (NWS)

regional meteorological service/ regional weather service (RWS)

voluntary national service

air weather service detachment

hot-weather service

air weather service

International Aviation Weather Service Programme

weather service

branch (military/service branch, armed service)

separate from active service / the service

Y service (Y-service) / Y-station

emergency service / emergency operations service

air national guard

Allied national authorities

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 Command Authorities (NCA)

national contingent

national contingent commander (NCC)

national contributions

national defense

national defense capability