(DoD) The protection of United States sovereignty, territory, domestic population, and critical defense infrastructure against external threats and aggression or other threats as directed by the President. Also called HD.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). homeland defense. Retrieved September 24, 2026, from http://smartdefine.org/homeland_defense/definitions/1962039 |
| Chicago | Military Dictionary (DoD). 2011. "homeland defense" http://smartdefine.org/homeland_defense/definitions/1962039 (accessed September 24, 2026). |
| Harvard | Military Dictionary (DoD) 2011, homeland defense, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/homeland_defense/definitions/1962039>. |
| MLA | Military Dictionary (DoD). "homeland defense" 4 April 2011. Web. 24 September 2026. <http://smartdefine.org/homeland_defense/definitions/1962039> |