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US 3rd Infantry Division

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US 3rd Infantry Division
Unit name3rd Infantry Division
CaptionShoulder sleeve insignia
Dates1917–present
CountryUnited States
BranchUnited States Army
TypeInfantry
RoleCombined arms operations
SizeDivision
Command structureXV Corps, U.S. Army Forces in the Middle East (varied)
GarrisonFort Stewart
Nickname"Rock of the Marne"
Motto"Nous Resterons"
Notable commandersGeorge S. Patton, Joe S. Lawrie, John W. Vessey Jr.

US 3rd Infantry Division is a division of the United States Army with a long operational history from World War I through operations in World War II, the Korean War, Vietnam, the Gulf War, and the Global War on Terrorism. The division saw major actions on the Western Front, in the Italian campaign, and during the Sicily and Normandy phases of World War II. Renowned for its rapid armored-infantry cooperation, the division has served under commanders who later held senior posts in the United States Army and joint commands.

History

Formed in 1917 at Camp Greene, the division entered World War I and fought in the Château-Thierry, Aisne–Marne, and Meuse–Argonne operations alongside units from the American Expeditionary Forces. Between the wars the division participated in peacetime deployments and training exercises at posts including Fort Benning and Fort McPherson. In World War II the division landed in North Africa, fought in the Italian campaign including the Battle of Monte Cassino, and later landed at Salerno and on the beaches of Southern France before moving through Rhineland operations. During the Korean War the division deployed to the Korean Peninsula engaging in major defensive and offensive operations during the winter and spring campaigns. In the late 20th century it took part in Operation Desert Shield and Operation Desert Storm during the Gulf War. In the 21st century the division rotated units to Operation Iraqi Freedom and Operation Enduring Freedom in Iraq and Afghanistan.

Organization and Structure

The division is organized as a combined-arms formation comprising infantry brigades, field artillery, aviation, sustainment, and engineer elements. Key subordinate units have included the 7th, 15th, and 30th Brigade Combat Teams, the 3rd Armored Brigade Combat Team in earlier configurations, and divisional support brigades such as the 3rd Sustainment Brigade and the 3rd Combat Aviation Brigade. Artillery support has historically come from field artillery regiments like the 10th, 76th, and 41st Field Artillery Regiments. The division’s aviation assets have operated AH-64 Apache and UH-60 Black Hawk helicopters under tactical control of the 3rd Combat Aviation Brigade. Command elements include a headquarters battalion and special troops battalion drawn from Army intelligence, Signal, and Military Police specialties.

Combat Operations

In World War I the division earned distinction at engagements such as the Second Battle of the Marne and the Battle of Saint-Mihiel while operating with the First United States Army. In World War II the division executed amphibious assaults linked to Operation Husky, fought in the Anzio campaign against Wehrmacht forces, and pushed through France into Germany in coordination with the U.S. Seventh Army and U.S. Fifth Army. During the Korean War the division fought at the Pusan Perimeter and in counteroffensives against Korean People's Army units, later stabilizing frontlines with United Nations Command partners. In Operation Desert Storm the division conducted rapid maneuvers as part of Coalition forces operations to liberate Kuwait. Deployments during Iraq and Afghanistan involved counterinsurgency, stability operations, and joint operations with Iraqi Security Forces and Afghan National Army units.

Honors and Decorations

The division and its subordinate units have received campaign credits and decorations from the Department of the Army. Campaign streamers include those for World War I, World War II, Korean War, and Southwest Asia campaigns. Unit awards include multiple Distinguished Unit Citations and foreign decorations bestowed by allied governments such as streamers from France, Italy, and South Korea. Individual members of the division have been awarded honors including the Medal of Honor, Distinguished Service Cross, and Silver Star for valorous actions across the division’s campaigns.

Training and Doctrine

Training cycles have incorporated collective training at the National Training Center, combined-arms live-fire exercises at Combat Training Center rotations, and multinational exercises with NATO partners such as Operation Atlantic Resolve participants. Doctrine has evolved from Infantry tactics of trench and combined-arms warfare in World War I to maneuver warfare under leaders like George S. Patton in World War II, to counterinsurgency doctrine in the 21st century influenced by publications from U.S. Army Training and Doctrine Command. Leader development emphasizes combined-arms tactics, logistics coordination with U.S. Army Materiel Command, and interoperability with partner militaries.

Notable Commanders and Personnel

Commanders and personnel associated with the division include wartime leaders who rose to prominence such as George S. Patton, postwar commanders like John W. Vessey Jr. who later served on the Joint Chiefs of Staff, and senior officers who commanded in Korea and during Cold War deployments. Distinguished soldiers from the division have included recipients of the Medal of Honor and senior noncommissioned officers recognized by the Sergeant Major of the Army office.

Insignia and Traditions

The division’s shoulder sleeve insignia and distinctive unit insignia reflect its nickname "Rock of the Marne", commemorating actions at the Second Battle of the Marne. Traditions include division reunions tied to veteran organizations such as the American Legion and commemorative observances at battle sites like Meuse-Argonne American Cemetery. Unit ceremonies often incorporate mottos and colors associated with historical regiments like the 7th, 15th, and 30th Infantry Regiments.

Category:United States Army divisions