DEFENDER is the Army’s largest annual opportunity to exercise moving personnel and equipment into theater across modes for initial and follow-on operations critical to Large Scale Combat Operations. Led by U.S. Army Europe and Africa, the exercise focuses on the strategic deployment of CONUS-based forces, employment of Army Prepositioned Stock and follow-on exercises demonstrating lethality and interoperability with Allies and partners

DEFENDER 25 Outreach tour
DEFENDER 25 Infographic

Videos
Video by Lance Cpl. Matthew McDonnell, Cpl. Joshua Munsen, Cpl. Samantha Pollich
Modern Day Marine 2025 - Shaping and Preparing the Environment with Stand-In Forces
Defense Media Activity - Marines
April 29, 2025 | 57:01
Mr. August Cole, author; U.S. Marine Corps Maj. Gen. Peter Huntley, commanding general of Marine Forces Special Operations Command, Col. Shane Edwards, Lt. Col. Matthew Deffenbaugh, Lt. Col. Seth Nicholson, and Lt. Col. Ian Plummer give their remarks during the Shaping and Preparing the Environment with Stand-In Forces panel at Modern Day Marine at the Walter E. Washington Convention Center, Washington, D.C., April 29, 2025. Modern Day Marine is a military exposition exclusively organized for the Marine Corps to showcase the newest technology and warfighting innovations from amphibious assault vehicles to drones and more. (U.S. Marine Corps video by Cpl. Joshua Munsen and Cpl. Samantha Pollich)
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What is happening where?

Redirecting...
  • Swift Response

    FinlandItalyLatviaLithuaniaNorwaySwedenSlovenia

  • Immediate Response

    AlbaniaBulgariaCroatiaGreeceKosovoMontenegroNorth MacedoniaSlovakia

  • Saber Guardian

    CzechiaGermanyHungaryRomaniaSlovakia

Press Information

enlightenedTo find information about filing a claim related to exercise DEFENDER activities, visit Claims Information and select your country.