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 Cpl. Luis Agostini
QUART B-Roll: 3/1 embarks Harpers Ferry, ACVs conduct nighttime qualifications
15th Marine Expeditionary Unit
June 1, 2025 | 1:10
U.S. Marines assigned to 3rd Battalion, 1st Marine Regiment, 1st Marine Division, embark on the Amphibious dock landing ship USS Harpers Ferry while amphibious combat vehicles attached to 3rd Assault Amphibian Battalion, 1st MARDIV, conduct nighttime qualifications during Quarterly Underway Amphibious Readiness Training 25.3 while underway in the Pacific Ocean, May 30, 2025. QUART is a joint training exercise designed to develop and sustain essential amphibious readiness skills for effective operations in maritime environments while reinforcing the Navy-Marine Corps partnership. (U.S. Marine Corps video by Cpl. Luis Agostini)
More

Up Next

More Videos

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.