First United States Army Group (often abbreviated FUSAG) was a fictitious (paper command) Allied Army Group in World War II prior to D-Day, part of Operation...

First Army is the oldest and longest-established field army of the United States Army. It served as a theater army, having seen service in both World War...

Twelfth United States Army Group was the largest and most powerful United States Army formation ever to take to the field, commanding four field armies at...

of a unit of the fictitious First United States Army Group prepared for Operation Quicksilver. All American field armies in the European Theatre of Operation...

6th United States Army Group was an Allied army group that fought in the European Theater of Operations during World War II. Made up of field armies from...

The United States Army (USA) is the land service branch of the United States Armed Forces. It is one of the eight U.S. uniformed services, and is designated...

Seventh Army and the French First Army; the 21st Army Group comprised the British Second Army, the Canadian First Army and the US Ninth Army. In both...

The 15th Army Group was an army group in World War II, composed of the British Eighth Army and initially the Seventh United States Army (1943), replaced...

Army of the United States is one of the four major service components of the United States Army (the others being the Regular Army, the United States...

General of the Army (abbreviated as GA) is a five-star general officer rank in the United States Army. It is generally equivalent to the rank of Field...

as a part of the fictitious First United States Army Group. As part of a psychological warfare campaign the Fourteenth Army was described by Agent Garbo...

The transformation of the United States Army is part of a strategy using Multi-Domain Operations (MDO). In 2019, the planning was for Large Scale ground...

The Eighth Army is a U.S. field army which commands all United States Army forces in South Korea. It is headquartered at the Camp Humphreys in the Anjeong-ri...

The United States Army Special Forces (SF), colloquially known as the "Green Berets" due to their distinctive service headgear, is the special operations...

The Seventh Army was a United States army created during World War II that evolved into the United States Army Europe (USAREUR) during the 1950s and 1960s...

The United States Army North (ARNORTH) is a formation of the United States Army. An Army Service Component Command (ASCC) subordinate to United States Northern...

United States Army Europe and Africa (USAREUR-AF) is an Army Service Component Command (ASCC) /Theater Army responsible for directing United States Army...

"phantom" formation) 6th Army Group 12th Army Group 15th Army Group First Allied Airborne Army First United States Army—U.S. Army Training, Readiness, and...

The Ghost Army was a United States Army tactical deception unit during World War II officially known as the 23rd Headquarters Special Troops. The 1,100-man...

The United States Army Rangers are U.S. Army personnel who have served in any unit which has held the official designation of "Ranger". The term is commonly...

This is a list of current formations of the United States Army, which is constantly changing as the Army changes its structure over time. Due to the nature...

Overlord (the United States First Army and British Second Army). When sufficient American forces had landed, their own 12th Army Group was activated,...

Special Forces Group (Airborne) (10th SFG (A), or 10th Group) is an active duty United States Army Special Forces (SF) Group. 10th Group is designed to...

The structure of the United States Army is complex, and can be interpreted in several different ways: active/reserve, operational/administrative, and branches/functional...

The United States Army Pacific (USARPAC) is an Army Service Component Command which serves as the Army service component for United States Indo-Pacific...

The 1st Special Forces Group (Airborne) (1st SFG) (A) is a unit of the U.S. Army Special Forces operating under the United States Pacific Command. It is...

A battalion is a military unit used by the United States Army since it was first formed. It has traditionally been commanded by a lieutenant colonel,...

The United States Army Band, also known as "Pershing's Own", is the premier musical organization of the United States Army, founded in 1922. There are...

General of the Armies of the United States, more commonly referred to as General of the Armies, is the highest military rank in the United States. The rank...

organized militia force and a federal military reserve force of the United States Army. They are simultaneously part of two different organizations: the...