Aliases

Disambiguation

NOT a person or specific organization. 'National Defense' is a constitutional principle and statutory concept referring to the collective set of military, security, and infrastructure programs undertaken by the U.S. federal government to protect the nation. Not to be confused with specific defense agencies, military branches, or individual defense programs.

Stats

Concept

National Defense is the constitutional and statutory framework governing the aggregate of military, security, and infrastructure programs undertaken by the U.S. federal government to protect the nation from external threats and maintain internal security.

Defesa Nacional é a estrutura constitucional e estatutária que governa o conjunto agregado de programas militares, de segurança e de infraestrutura empreendidos pelo governo federal dos EUA para proteger a nação de ameaças externas e manter a segurança interna.

Enrichment

• 50 USC 4552: Definitions
  U.S. House of Representatives - Office of the Law Revision Counsel▎ high· 2026-05-14
  • Statutory definition of 'national defense' as programs for military and energy production, critical infrastructure, homeland security, and space
  • Includes emergency preparedness under the Robert T. Stafford Disaster Relief and Emergency Assistance Act
  • Encompasses critical infrastructure protection and restoration
• National Defense Act of 1916
  Wikipedia▎ high· 2026-05-14
  • Federal law enacted June 3, 1916, modernizing American military organization
  • Authorized expanded Army of 175,000 and National Guard of 450,000
  • Established ROTC programs at colleges and universities
  • Gave President expanded authority to mobilize National Guard for national emergencies
• Justice Manual | 9-90.000 - National Security
  United States Department of Justice▎ high· 2026-05-14
  • National security encompasses national defense, foreign intelligence and counterintelligence, and international security
  • National defense is the priority job of the national government