1st Marine Division

1st Marine Division
1st Marine Division
Founded	1 February 1941
Country	United States
Branch	United States Marine Corps
Type	Ground combat element
Size	Division (approximately 22,000)
Part of	I Marine Expeditionary Force
Garrison/HQ	Marine Corps Base Camp Pendleton
Nickname(s)	The Old Breed; Blue Diamond
Motto(s)	No Better Friend, No Worse Enemy
March	"Waltzing Matilda"
Engagements	Banana Wars Occupation of Veracruz, Mexico (1914); Occupation of Haiti (1915–1934); Occupation of the Dominican Republic (1916–24); Occupation of Cuba (1917–22); ; World War I (5th Marines) Western Front German spring offensive Battle of Belleau Wood; Battle of Soissons; ; Hundred Days Offensive Battle of Saint-Mihiel; Battle of Blanc Mont Ridge; Meuse-Argonne offensive; ; ; ; World War II Pacific War Solomon Islands campaign Guadalcanal Campaign Battle of Tulagi and Gavutu–Tanambogo; Battle of the Tenaru; Battle of Edson's Ridge; Second and Third Battles of the Matanikau; Battle for Henderson Field; Matanikau Offensive; Koli Point action; ; ; New Britain campaign Battle of Cape Gloucester; Battle of Talasea; ; Mariana and Palau Islands campaign Battle of Peleliu; ; Volcano and Ryukyu Islands campaign Battle of Okinawa; ; ; ; Chinese Civil War Operation Beleaguer; ; Korean War Battle of Pusan Perimeter Battle of Masan; First Battle of Naktong Bulge; Second Battle of Naktong Bulge; ; Battle of Inchon; Second Battle of Seoul; Battle of Chosin Reservoir; First and Second Battles of Wonju; Battle of Hwacheon; Battle of the Punchbowl; Battle of Bunker Hill (1952); First Battle of the Hook; Battle for Outpost Vegas; Battle of the Samichon River; ; Cold War Cuban Missile Crisis; ; Vietnam War Operation Starlite; Operation Piranha; Operation Oregon; Operation Hastings; Operation Medina; Operation Kentucky; Operation Union; Operation Union II; Operation Swift; Operation Allen Brook; Tet Offensive; Battle of Khe Sanh; Battle of Kham Duc; Operation Auburn; Operation Badger Tooth; Operation Napoleon/Saline; Battle of Huế; Operation Scotland II; Operation Mameluke Thrust; Operation Imperial Lake; ; Nicaraguan Revolution Operation Golden Pheasant; ; Gulf War Battle of Khafji; Battle of Kuwait International Airport; Liberation of Kuwait; ; Operation Garden Plot 1992 Los Angeles riots; ; Somali Civil War Operation Restore Hope; Operation United Shield; ; 1999 East Timorese crisis International Force East Timor; ; Global War on Terrorism Iraq War Invasion of Iraq Battle of Umm Qasr; Battle of Al Faw (2003); Battle of Nasiriyah; Battle of Al Kut (2003); Battle of Hillah (2003); Battle of Baghdad; ; Anbar campaign (2003–2011) 2004 Iraq spring fighting; First Battle of Fallujah; Battle of Ramadi (2004); Battle of Husaybah (2004); Battle of Najaf (2004); Second Battle of Fallujah; Operation Steel Curtain; Battle of Ramadi (2006); Battle of Donkey Island; Operation Phantom Thunder; Operation Alljah; Operation Arbead II; Operation Mawtini; ; ; War in Afghanistan (2001–2021) United States invasion of Afghanistan Fall of Kandahar; ; Battle of Shewan; Battle of Nawzad; Helmand province campaign Battle of Dahaneh; Battle of Garmsir; Operation Strike of the Sword; Operation Moshtarak; Battle of Sangin (2010); ; ; War against the Islamic State Operation Inherent Resolve; ; ;
Commanders
Commander	MajGen Thomas B. Savage
Notable; commanders	Holland Smith; Alexander Vandegrift; William H. Rupertus; Oliver P. Smith; James M. Masters, Sr.; Edwin A. Pollock; Herman Nickerson Jr.; James Mattis; Pedro Del Valle; Robert O. Bare; Edward W. Snedeker; Frank Libutti; Lawrence D. Nicholson;

The 1st Marine Division (1st MARDIV) is a Marine division of the United States Marine Corps headquartered at Marine Corps Base Camp Pendleton, California. It is the ground combat element 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 22,000 personnel. 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".

^ "Camp Pendleton, California". www.1stmardiv.marines.mil. Retrieved 3 April 2023.

[1] "Camp Pendleton, California". www.1stmardiv.marines.mil. Retrieved 3 April 2023.

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1st Marine Division

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