1st Battalion 1st MarinesThe 1st Battalion 1st Marines of the United States Marine Corps is an infantry battalion organized around fire and maneuver warfare in extreme environments all over the world, such as tropical, woodland, desert, or Arctic environments.

Adaptable, highly mobile, fast, and effective, the “First of the First”, as 1/1 is known, is a battalion organized around fire and maneuver warfare, designed to function in extreme scenarios all over the world.


As part of the US Marine Corps, the 1st Battalion 1st Marines mission´s is to locate, close with, and destroy the enemy by fire and maneuver, or to repel the enemy’s assault. When on deployment, 1st Battalion 1st Marines can address multiple types of threats and can meet the enemy in any theater they choose to hide in. As they motto exclaims, the 1st Battalion 1st Marines are always “Ready to Fight!”



The USMC 1st Battalion 1st Marines became active for the first time in Guantanamo Bay, Cuba, on March 1, 1941. After a brief period of inactivity, the Battalion was deployed to New Zealand in 1942. During World War II the Battalion bravely fought in the Pacific Front, serving in several campaigns such as the Battle of Guadalcanal, New Britain, Peleliu and Okinawa.

With the outbreak of the Korean War, the 1st Battalion 1st Marines was reactivated and deployed to Kobe, Japan. When the main effort of war decreased, the Battalion remained in Korea until July 1953 defending the 39° parallel.

During the Vietnam War, the 1st Battalion 1st Marines was deployed to Vietnam from 1965 to 1971, under the command of the 3rd Marine Division. In 1990 the 1/1 USMC participated in the Persian Gulf War, fighting against the Armed Forces of the Iraqi dictator Saddam Hussein

After the terrorist’s attacks of September 11, 2001, perpetrated by Osama Bin Laden and the terrorist organization of Al Qaeda, the 1st Battalion 1st Marines arrived in Afghanistan, having among their first objectives to assist in securing an airstrip outside Kandahar and establish Camp Rhino.

The First of the First contributed during its deployment in Afghanistan by performing security operations around the area, and by performing several tactical operations aimed to remove the Taliban from power.

During Operation Iraqi Freedom, the unit deployed to assist local police forces and performed security operations in southern Iraq for two weeks, the returning to Camp Pendleton.

In 2005, the unit was deployed to the western Pacific, where the US Marines provided aid for the local population of Indonesia and Sri Lanka who were hit by the tsunami. After three weeks, the unit went back to the Persian Gulf. On the ground, the combat units performed continuous foot and vehicle patrols in the area. After spending only six months in Camp Pendleton from their departure from Iraq, on January 21, 2006, the unit came back to Iraq until August 2006. During this period, the 1st Battalion 1st Marines suffered the loss of seventeen souls, while at least another 50 were wounded.

In July 2007, the 1/1 deployed back to Iraq, until being relieved on February 6, 2008.

In June 2012, after 11 years, 1/1 returned to Afghanistan during Operation Enduring Freedom. Today, 1st Battalion 1st Marines continues to present a formidable element in today's world as America engages in the global war on terrorism.