The 1st Marine Division is a Marine infantry division of the United States Marine Corps headquartered at Marine Corps Base Camp Pendleton, California. It is a subordinate unit of the I Marine Expeditionary Force (I MEF).
It is the oldest and largest active duty division in the United States Marine Corps, representing a combat-ready force of more than 19,000 men and women. It is one of three active duty divisions in the Marine Corps today and is a multi-role, expeditionary ground combat force. It is nicknamed “The Old Breed”.
|Active||Full division active 1 February 1941 – present. 5th Marine Regimentserved in World War I|
|Allegiance||United States of America|
|Branch||United States Marine Corps|
|Part of||I Marine Expeditionary Force|
|Garrison/HQ||Marine Corps Base Camp Pendleton|
|Nickname||The Old Breed
|Motto||No Better Friend, No Worse Enemy|