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. Isaiah Smith
ITX 3-25: Marines with 2/25 BZO
Marine Forces Reserve (MARFORRES)
June 11, 2025 | 2:14
U.S. Marines with 2nd Battalion, 25th Regiment, 4th Marine Division obtain their battlesight zero (BZO) on Range 104 to prepare for upcoming ranges during Integrated Training Exercise 3-25 (ITX 3-25) on Marine Corps Air Ground Combat Center, Twentynine Palms, California, June 4th, 2025. ITX is a critical Marine Air-Ground Task Force exercise for the Marine Forces Reserve’s training cycle, confirming unit readiness through live-fire and combined arms integration. (U.S. Marine Corps photo by Cpl. Isaiah W. Smith)
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.