1:23rd Marines

The 1st Battalion, 23rd Marines (1/23) is a distinguished infantry battalion in the United States Marine Corps Reserve, originally activated in November 1942 during World War II. The unit participated in key Pacific campaigns, including Roi-Namur, Saipan, Tinian, and Iwo Jima, earning a reputation for tenacity and valor. Reactivated and reorganized through subsequent decades, 1/23rd Marines have supported operations such as Desert Storm, Iraqi Freedom, and Enduring Freedom. Today, headquartered in Houston, Texas, 1/23rd continues to provide trained combat-ready Marines in support of both national defense and community missions.