U.S. Army Regimental System
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The United States Army Regimental System is an organizational and classification system used by the United States Army. It was established in 1981 to replace the Combat Arms Regimental System to provi
Army Medical Department
509th Infantry Regiment
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The 509th Infantry Regiment is an airborne infantry regiment of the United States Army. The unit was initially activated as a single battalion, the 504th Parachute Infantry Battalion, in October 1941
Both 1st Battalion and 3rd Battalion preparing for a jump May 31, 2023.
Soldiers of the 509th in Iraq 2006
509th during a patrol in Afghanistan 2009