The 146th Cavalry Regiment is a military unit within the United States Army. It is part of the U.S. Army National Guard and falls under the jurisdiction of the 36th Infantry Division. Originally formed in 1898, this regiment has a long history, particularly during the Vietnam War, where it served as part of the 4th Infantry Division (Mechanized). The regiment's primary role is reconnaissance, providing vital information to commanders about enemy positions and movements. The 146th Cavalry Regiment maintains its headquarters in Austin, Texas.