3d Battalion, 25th Marines

U.S. Navy Hospital Corpsman 3rd Class Hailey Lisska, center, assigned to Lima Company, 3rd Battalion, 25th Marine Regiment, instructs a course on tactical combat casualty care for members of the U.S. Air Force, Trinidad and Tobago Defence Force, and the French Army at Teteron Barracks in Teteron Bay, Trinidad and Tobago during TRADEWINDS 25 (TW25) April 30, 2025. TW25 is a U.S. Southern Command-sponsored, Chairman of the Joint Chiefs of Staff-approved annual exercise that enhances regional stability and demonstrates U.S. joint force coordination and interoperability with allies and partners. (U.S. Marine Corps photo by Lance Cpl. Payton Goodrich)

Over 500 Marines assigned to 3rd Battalion, 25th Marine Regiment conducted a Mission Rehearsal Exercise at Camp Atterbury, Indiana, April 11-13 in preparation for Integrated Training Exercise 4-24. The MRX was a collective training event held to evaluate the Marines’ individual and cooperative capabilities to ensure a standard level of readiness across the unit for the upcoming ITX 4-24, the largest Marine Corps Reserve exercise of the year.

"4TH MARINE DIVISION LANDING ON IWO JIMA, 19 FEB 1945" by: Colonel Donna J. Neary, USMCR This painting is in the Art Collection of the National Museum of the Marine Corps.