2nd Division (United States)

2nd Division (United States)
Unit name	2nd Division
Caption	Shoulder sleeve insignia
Dates	1917–present
Country	United States
Branch	United States Army
Type	Infantry, later Combined arms
Role	Expeditionary warfare, Force projection
Size	Division
Garrison	Fort Carson
Nickname	"Indianhead"
Motto	"Second to None"
Notable commanders	Omar Bradley, Mark W. Clark, Jacob L. Devers

2nd Division (United States) The 2nd Division is a formation of the United States Army first activated in 1917 that has served in major twentieth- and twenty-first-century conflicts including World War I, World War II, Korean War, and operations in Iraq War and War in Afghanistan (2001–2021). Renowned as "Indianhead", the division has comprised infantry, artillery, armor, and aviation elements and has been garrisoned at locations such as Camp Gordon, Fort Benning, Fort Lewis, and Fort Carson. Its operational history links it to campaigns like the Meuse-Argonne Offensive, Normandy campaign, Battle of the Bulge, and the Bunker Hill-era Korea battles.

History

The 2nd Division was constituted during the American mobilization for World War I and organized at Camp Gordon in 1917 with regiments detached from units such as the 1st Division (United States), 4th Division (United States), and 26th Infantry Division. In France the division fought in the Champagne-Marne, Aisne-Marne, and the decisive Meuse-Argonne Offensive, where it engaged German formations and coordinated with French Army units including the Third Army (France). Between the wars the division underwent reorganizations influenced by doctrine debates involving figures like General John J. Pershing. Reactivated and reconfigured for World War II, the division landed in Normandy, fought through Operation Cobra, and faced the German Ardennes Offensive in the Battle of the Bulge. During the Korean War, elements of the division fought at Pusan Perimeter, the Inchon Landing, and along the 38th parallel in bitter winters against the People's Volunteer Army (China). Cold War posture saw deployments in Germany and rotations under United States Army Pacific. In the post-9/11 era the division participated in Operation Iraqi Freedom and Operation Enduring Freedom, integrating with I Marine Expeditionary Force and coordinating air-ground fires with units such as 1st Cavalry Division (United States) and 101st Airborne Division (United States).

Organization and Structure

Traditionally organized as a triangular division, the 2nd Division has included infantry regiments such as the 9th Infantry Regiment, 23rd Infantry Regiment, and 38th Infantry Regiment alongside divisional artillery like the Field Artillery Branch (United States Army) batteries and battalions historically designated as the 2nd Field Artillery Regiment. During mechanization and armor expansion, the division integrated brigades with M1 Abrams, M2 Bradley, and AH-64 Apache elements provided by United States Army Aviation Branch. The modern modular structure comprises brigade combat teams with combined-arms formations including infantry, armor, artillery, engineer, and support units such as the 1st Brigade Combat Team, 2nd Infantry Division and 2nd Brigade Combat Team, 2nd Infantry Division. Support structures have involved logistics units like the Sustainment Command (Expeditionary) and medical detachments aligned with Evacuation hospitals and Combat support hospitals. Command and control evolved with adoption of systems like the Battle Command Server and integration with North American Aerospace Defense Command procedures for theater-level coordination.

Combat Operations

In World War I the division executed offensive operations in trench warfare, coordinating infantry assaults with artillery barrages against entrenched formations such as the German Empire's armies during the Second Battle of the Marne. In World War II, amphibious and airborne-linked operations in the Normandy campaign and breakthroughs in Operation Cobra showcased combined-arms maneuver against captured positions held by units of the Wehrmacht. The division's Korean War engagements included defensive stands and counteroffensives against North Korean People's Army and Chinese Communist forces during campaigns such as the Great Naktong Offensive. In Operation Iraqi Freedom, brigade combat teams conducted urban operations in provinces like Samarra and Diyala Governorate, counterinsurgency against Iraqi insurgency (2003–2011) networks, and partnered with Iraqi units including the Iraqi Army. In Afghanistan the division supported reconstruction, counterinsurgency, and partnered operations with formations like International Security Assistance Force contingents and Afghan National Army brigades, employing joint fires coordinated with United States Air Force assets.

Honors and Decorations

The 2nd Division and its subordinate units have received numerous unit commendations, campaign streamers, and foreign awards including campaign credits for Marne, Somme, and Meuse-Argonne in World War I and multiple European Theater streamers for Normandy and Rhineland. In World War II the division earned distinctions for actions in the Bulge and Central Europe. Korean War citations include United Nations service recognitions and Presidential Unit Citations for specific brigade-level actions. Individual regiments and battalions have been awarded decorations such as the Distinguished Unit Citation, foreign honors like the French Croix de Guerre and Republic of Korea Presidential Unit Citation, and campaign awards tied to Operation Iraqi Freedom and Operation Enduring Freedom.

Notable Commanders and Units

Prominent commanders of the division have included Omar Bradley, who later led First United States Army, Mark W. Clark, known for commands in Italian campaign (World War II), and Jacob L. Devers, an influential advocate of armored doctrine. Notable subordinate units have included the 9th Infantry Regiment, with its storied lineage; the 23rd Infantry Regiment, decorated for World War I and World War II actions; and the 38th Infantry Regiment, celebrated for Korean War performance. Aviation and artillery components such as 2nd Battalion, 12th Field Artillery Regiment and aviation battalions equipped with Chinook and Apache helicopters have been crucial to division mobility and firepower.

Legacy and Memorials

The division's legacy is preserved in monuments and memorials at sites including the Meuse-Argonne American Cemetery, battlefield markers in Normandy, and memorials in Tromsø and Korean War memorials on the National Mall. Museums like the National Infantry Museum and unit histories housed at United States Army Center of Military History archive artifacts, battle standards, and oral histories from veterans who served under figures such as General John A. Logan and later leaders. The "Indianhead" insignia remains emblematic in veteran organizations, reunion associations, and commemorative events such as Veterans Day ceremonies and regimental commemorations that connect current soldiers at Fort Carson with the division's century-long operational heritage.

Category:United States Army divisions Category:Military units and formations established in 1917