The 310th Cavalry Regiment is a military unit within the United States Army, specifically part of the U.S. Army National Guard. Historically traced back to 1865, it is recognized as one of the oldest cavalry regiments in the U.S. Army. Initially formed during the American Civil War, it has since seen service in various conflicts and operations, including World War I, World War II, the Korean War, and more recently in Iraq and Afghanistan. The unit’s primary role involves reconnaissance, security, and combat support operations. It is organized under the 36th Infantry Division and headquartered in San Antonio, Texas.