US Army

US Army
United States Army Institute of Heraldry · Public domain · source
Unit name	United States Army
Caption	Flag of the United States Army
Founded	14 June 1775
Country	United States
Branch	United States Armed Forces
Type	Army
Role	Land warfare
Size	452,689 active personnel (2023), 325,000 reserve personnel (2023)
Command structure	United States Department of Defense, United States Department of the Army
Garrison	The Pentagon, Arlington County, Virginia
Motto	"This We'll Defend"
Colors	Black, gold, and white
Commander in chief	President of the United States
Commander in chief title	Commander-in-Chief
Chief of staff	General Randy A. George
Chief of staff title	Chief of Staff

US Army. The United States Army is the oldest and largest service branch within the United States Armed Forces, tracing its institutional origins to the Continental Army formed in 1775 during the American Revolutionary War. As the principal land warfare force, it is a key component of national defense, operating under the civilian leadership of the United States Department of the Army, which is part of the United States Department of Defense. Its core mission is to fight and win the nation's wars by providing prompt, sustained land dominance across the full spectrum of military operations, from combat to humanitarian aid.

History

The Army's origins lie with the Continental Army, established by the Second Continental Congress on 14 June 1775 to fight against Great Britain, with George Washington appointed as its first commander-in-chief. Key early conflicts that shaped the force include the War of 1812, the Mexican–American War, and the American Civil War, a pivotal struggle that saw the leadership of generals like Ulysses S. Grant and Robert E. Lee. The 20th century defined its global role through major engagements in World War I under the American Expeditionary Forces, the massive campaigns of World War II in theaters like the European and Pacific Theaters, the Korean War, and the protracted Vietnam War. More recently, it has been engaged in extended operations following the September 11 attacks, including the War in Afghanistan (2001–2021) and the Iraq War.

Organization

The Army is structurally divided into several major components: the Regular Army, the United States Army Reserve, and the Army National Guard. Its combat forces are organized under several Army Commands, such as United States Army Forces Command and United States Army Materiel Command. The primary tactical units are divisions, such as the 1st Infantry Division and the 82nd Airborne Division, which are further composed of brigade combat teams. Other critical organizations include the United States Army Special Operations Command, which oversees elite units like the 75th Ranger Regiment and United States Army Special Forces.

Personnel

As of 2023, the Army comprises approximately 452,689 active-duty soldiers and 325,000 in the reserve components. Soldiers hold ranks from Private to General of the Army, with leadership headed by the Chief of Staff of the United States Army. Personnel are trained at installations like Fort Moore for infantry and Fort Liberty for special forces, while officer education occurs at the United States Military Academy at West Point and through the Reserve Officers' Training Corps. Notable historical figures include General Douglas MacArthur and General Colin Powell.

Equipment and technology

The Army fields a vast array of modern equipment, with its primary service rifle being the M4 carbine and its main battle tank the M1 Abrams. Key aviation assets include the AH-64 Apache attack helicopter and the UH-60 Black Hawk utility helicopter. It employs advanced artillery systems like the M142 HIMARS, which gained prominence in the Russo-Ukrainian War. Modernization efforts focus on next-generation systems under programs like the Next Generation Combat Vehicle and the Integrated Visual Augmentation System, while strategic communications are enhanced by networks like the Joint Tactical Radio System.

Bases and facilities

The Army operates a global network of installations that serve as power projection platforms and training centers. Major domestic bases include Fort Bragg (now Fort Liberty), home to United States Army Special Operations Command, and Fort Hood (now Fort Cavazos), a key armored force hub. Other significant posts are Fort Campbell, home of the 101st Airborne Division, and the National Training Center at Fort Irwin. Key overseas facilities include United States Army Garrison Bavaria in Germany, Camp Humphreys in South Korea, and Camp Arifjan in Kuwait.

Role and missions

The Army's primary role is to deploy, fight, and win the nation's wars as part of the joint force. Its core missions, as defined in doctrine like Army Doctrine Publication 3-0, include conducting large-scale ground combat, counterinsurgency, and deterrence operations. It provides critical support to combatant commands worldwide and is essential to executing the National Defense Strategy. The force also plays a major role in homeland defense, disaster response in coordination with FEMA, and security cooperation activities with allies such as NATO and partners across the Indo-Pacific region.

Category:United States Army Category:1775 establishments in the United States Category:Military of the United States