First Army (United States)

First Army
Shoulder sleeve insignia and combat service identification badge of the First United States Army.
Active	10 August 1918 – 20 April 1919 8 September 1932 – present (91 years, 7 months)
Country	United States
Branch	United States Army
Type	Security operations
Role	Training support
Size	Theater Army
Part of	United States Army Forces Command
Garrison/HQ	Rock Island Arsenal Rock Island County, Illinois, U.S.
Nickname(s)	Doughboys
Motto(s)	First in Deed
Anniversaries	10 August 1918
Engagements	World War I World War II
Website	first.army.mil Leadership
Commanders
Commanding General	MG William A. Ryan III (acting)
Deputy Commanding General (Operations)	BG Jason P Nelson [1]
Deputy Commanding General (Support)	MG Jeffrey W. Jurasek[2]
Command Sergeant Major	CSM Christopher A. Prosser[3]
Notable commanders	John J. Pershing Omar Bradley Courtney Hodges Russel L. Honoré Oliver W. Dillard
Insignia
Distinctive unit insignia
Flag

First Army is the oldest and longest-established field army of the United States Army.^[4] It served as a theater army, having seen service in both World War I and World War II, and supplied the US army with soldiers and equipment during the Korean War and the Vietnam War under some of the most famous and distinguished officers of the U.S. Army. It now serves as a mobilization, readiness and training command.^[5]