4th Cavalry Regiment (United States)

This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "4th Cavalry Regiment" United States – news · newspapers · books · scholar · JSTOR (December 2012) (Learn how and when to remove this message)

4th Cavalry Regiment
4th Cavalry Regiment coat of arms
Active	1855–present
Country	United States
Branch	United States Army
Type	Armored cavalry
Motto(s)	"Prepared and Loyal"
Engagements	American Civil War Indian Wars Philippine Insurrection World War II Vietnam War War in Southwest Asia Global War on Terrorism Iraq Campaign
Commanders
Notable commanders	Edwin V. Sumner (1855–58) Joseph E. Johnston (1855–60) Robert E. Lee (1861) Ranald S. Mackenzie (1871–81) H. R. McMaster (1999–2002; 1st Squadron)
Insignia
Regimental distinctive insignia

The 4th Cavalry Regiment is a United States Army cavalry regiment, whose lineage is traced back to the mid-19th century. It was one of the most effective units of the Army against American Indians on the Texas frontier. Today, the regiment exists as separate squadrons within the U.S. Army. Presently, 1st Squadron, 4th Cavalry and 5th Squadron, 4th Cavalry are parts of the 1st Infantry Division's 1st Brigade and 2nd Brigade combat teams, respectively. 1st Squadron, 4th Cavalry's official nickname is "Quarterhorse", which alludes to its "1/4 Cav" designation.The 3rd Squadron, 4th Cavalry, official nicknamed "Raiders," serves as part of the 25th Infantry Division. The 4th Squadron, 4th Cavalry officially was stood up on September 2009 at Fort Riley, Kansas as part of 1st Infantry Division. It was inactivated in October 2015. The 6th Squadron, 4th Cavalry served as part of the recently inactivated 3rd Brigade Combat Team, 1st Infantry Division, at Fort Knox, Kentucky.