USNI News Marines Retooling Infantry Training for Complex Warfare in Pacific May 6, 2021 2:51 PM U.S. Marines with Alpha Company, Infantry Training Battalion, School of Infantry – West, take simulated artillery fire during the last event of a five-day capstone exercise for the Infantry Marine Course on Marine Corps Base Camp Pendleton, Calif., on April 30, 2021. US Marine Corps CAMP PENDLETON, CALIF. — After 20 years of counterinsurgency and low-end conflict in the Middle East, the Marines are rapidly retooling for a different kind of fight. As the service has shed legacy equipment like tanks and heavy artillery to reshape itself into a mobile, Pacific island-hopping force, it’s retooling how it trains the Marines of the future to fit into a more complex way of war while reinforcing its creed of “every Marine a rifleman.”