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  1. DEFENCE Definition & Meaning - Merriam-Webster

    1 day ago · The meaning of DEFENCE is chiefly British spellings of defense.

  2. Home | U.S. Department of War

    Apr 30, 2026 · Our mission is to provide the military forces needed to deter war and ensure our nation's security.

  3. Defense News, Covering the politics, business and technology of …

    Defense News is a global website and magazine about the politics, business and technology of defense, serving senior military and industry decision-makers.

  4. U.S. Department of Defense (DOD) | USAGov

    The Department of Defense (DOD) provides the military forces needed to deter war, and to protect the security of the United States.

  5. The Defense Post • Global defense news, analysis and opinion

    1 day ago · In an era where unmanned systems define the next frontier of warfare and intelligence, The Defense Post is unveiling its definitive list of the Top 100 Companies Advancing Drone Technology …

  6. Defence” vs. “Defense”—Which Should You Use? | Grammarly

    Jul 1, 2023 · Defence and defense are both correct ways to spell the same word. The difference between them, the fact that one’s spelled with a c and the other with an s, comes down to the part of …

  7. National Defence - Canada.ca

    The Department of National Defence supports the Canadian Armed Forces who serve on the sea, on land, and in the air with the Navy, Army, Air Force and Special Forces to defend Canadians’ interests …

  8. Defence Today | Global defence and security

    Defence Today is an online publication covering global defence and security. Military platforms and systems. C4ISR and cyber security. Strategic intelligence and emerging threats. Published in …

  9. InsideDefense.com | Exclusive national security news from inside the ...

    We specialize in exclusive, hard-hitting news on Defense Department programs, procurement and policymaking.

  10. United States Department of Defense - Wikipedia

    Within the Department of Defense are three subordinate military departments: the Department of the Army, the Department of the Navy, and the Department of the Air Force.