A-1-12 3rd Marine Div.

A-1-12 refers to Alpha Battery, 1st Battalion, 12th Marines, a distinguished artillery unit within the United States Marine Corps. As part of the 3rd Marine Division, this battalion was originally formed during World War II and played a significant role in major Pacific campaigns, including battles on Saipan, Tinian, and Okinawa. In the decades since, A-1-12 has supported Marine operations in conflicts such as the Vietnam War, providing vital fire support and demonstrating exceptional flexibility and combat readiness. Today, the unit continues to uphold its legacy, participating in training exercises and deployments across the Indo-Pacific region to ensure rapid response and effective artillery support for the division.