1st Battalion 13th Marines

The 1st Battalion, 13th Marines (1/13) is an artillery battalion of the United States Marine Corps, first activated during World War II in February 1943. The battalion served with distinction in the Pacific Theater, participating in key campaigns such as the battles of Iwo Jima and Okinawa. After World War II, 1/13 was deactivated and reactivated several times, notably serving during the Vietnam War from 1966 to 1970, providing vital fire support. The unit has continued to serve in various capacities, supporting Marine operations and maintaining readiness as part of the 13th Marine Regiment.