2ND CAVALRY GROUP
2nd Cavalry Regiment redesignated 2nd Cavalry Regiment, Mechanized, and reactivated 15 January 1943.
Regiment broken up 22 December 1943 and elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop, 2nd Cavalry Group.
1st Squadron as 2nd Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 42nd Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop converted and redesignated 1 May 1946 as Headquarters and Headquarters Troop, 2nd Constabulary Regiment.
HHT Campaigns: Normandy, Northern France, Rhineland, Ardennes-Alsace, Central Europe.
3RD CAVALRY GROUP
3rd Cavalry Regiment redesignated 18 January 1943 as 3rd Cavalry Regiment, Mechanized.
Activated 15 March 1943.
Regiment broken up 3 November 1943 and elements reorganized and redesignated as follows.
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop 3rd Cavalry Group.2nd Squadron as 43rd Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop inactivated 22 December 1945.
HHT Campaigns: Northern France, Rhineland, Ardennes-Alsace, Central Europe.
4TH CAVALRY GROUP
4th Cavalry Regiment, Horse-Mechanized reorganized and redesignated 16 April 1942 as 4th Cavalry Regiment, Mechanized.
Regiment broken up 21 December 1943 and elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop 4th Cavalry Group.
1st Squadron as 4th Cavalry Squadron, Mechanized.
2nd Squadron as 24th Cavalry Squadron, Mechanized.
Headquarters and Headquarters Troop converted and redesignated 1 May 1946 as Headquarters and Headquarters Troop, 4th Constabulary Regiment.
HHT Campaigns: Normandy (with arrowhead), Northern France, Rhineland, Ardennes-Alsace, Central Europe.
6TH CAVALRY GROUP
6th Cavalry Regiment, Horse-Mechanized reorganized and redesignated 21 July 1942 as 6th Cavalry Regiment, Mechanized.
Regiment broken up 1 January 1944 and elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop, as Headquarters and Headquarters Troop 6th Cavalry Group.
1st Squadron as 6th Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 28th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop converted and redesignated as Headquarters and Headquarters Troop, 6th Constabulary Regiment.
HHT Campaigns: Normandy, Northern France, Rhineland, Ardennes-Alsace, Central Europe.
11TH CAVALRY GROUP
Headquarters and Headquarters Troop, 11th Cavalry redesignated 19 April 1943 as Headquarters and Headquarters Troop, 11th Cavalry Group.
Activated 3 May 1943.
Remainder of regiment (then inactive) disbanded 26 October 1944.
Converted and redesignated 1 May 1946 as Headquarters and Headquarters Troop, 11th Constabulary Regiment.
Campaigns: Rhineland, Central Europe.
14TH CAVALRY GROUP
Headquarters and Headquarters Troop, 14th Cavalry reorganized and redesignated 12 July 1943 as Headquarters and Headquarters Troop, 14th Cavalry Group, and activated.
Remainder of regiment (then inactive) disbanded 26 October 1944.
Converted and redesignated 1 May 1946 as Headquarters and Headquarters Troop, 14th Constabulary Regiment.
Campaigns: Rhineland, Ardennes-Alsace, Central Europe.
15TH CAVALRY GROUP
15th Cavalry Regiment, Mechanized activated 22 March 1942.
Regiment broken up 12 March 1944 an elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop, 15th Cavalry Group.
1st Squadron as 15th Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 17th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop, converted and redesignated 1 May 1946 as Headquarters and Headquarters Troop, 15th Constabulary Regiment.
HHT Campaigns: Normandy, Northern France, Rhineland, Central Europe.
16TH CAVALRY GROUP
16th Cavalry Regiment, Mechanized activated 15 June 1942.
Regiment broken up 22 December 1943 and elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop, 16th Cavalry Group.
1st Squadron as 16th Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 19th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop converted and redesignated 1 May 1946 as Headquarters and Headquarters Troop, 16th Constabulary Squadron and assigned to the 4th Constabulary Regiment.
HHT Campaigns: Rhineland, Central Europe.
29TH CAVALRY GROUP
29th Cavalry Regiment (Composite School) activated 23 January 1943.
Headquarters and Headquarters Troop reorganized, and redesignated 1 May 1944 as Headquarters and Headquarters Troop, 29th Cavalry Group, remainder of regiment disbanded.
Campaigns: None.
101ST CAVALRY GROUP
101st Cavalry Regiment, Mechanized broken up 21 September 1943, elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop, 101st Cavalry Group.
1st Squadron as 101st Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 116th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop inactivated 25 October 1945.
HHT Campaigns: Rhineland, Central Europe.
102ND CAVALRY GROUP
102nd Cavalry Regiment, Mechanized broken up 2 January 1944, elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop 102nd Cavalry Group.
1st Squadron as 102nd Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 117th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop inactivated 22 October 1945.
HHT Campaigns: Normandy, Northern France, Rhineland, Ardennes-Alsace, Central Europe.
104TH CAVALRY GROUP
104th Cavalry Regiment, Mechanized, broken up 1 January 1944, elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop, 104th Cavalry Group.
1st Squadron as 104th Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 119th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop inactivated 15 August 1944.
HHT Campaigns: None.
106TH CAVALRY GROUP
106th Cavalry Regiment, Mechanized broken up 14 March 1944, elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop, 106th Cavalry Group.
1st Squadron as 106th Cavalry Squadron, Mechanized.
2nd Squadron as 121st Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop inactivated 22 October 1945.
HHT Campaigns: Normandy, Northern France, Rhineland, Ardennes-Alsace, Central Europe.
107TH CAVALRY GROUP
107th Cavalry Regiment, Mechanized broken up 1 January 1944, elements reorganized and redesignated as follows:
Headquarter and Headquarters Troop as Headquarters and Headquarters Troop, 107th Cavalry Group.
1st Squadron as 22nd Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 107th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop inactivated 6 March 1945.
HHT Campaigns: None
113TH CAVALRY GROUP
113th Cavalry Regiment, Mechanized broken up 1 February 1944, elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop, 113th Cavalry Group.
1st Squadron as 113th Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 125th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop inactivated 26 October 1945.
HHT Campaigns: Normandy, Northern France, Rhineland, Ardennes-Alsace.
115TH CAVALRY GROUP
115th Cavalry Regiment, Mechanized broken up 1 January 1944, elements reorganized and redesignated as follows:
Headquarters and Headquarters Troop as Headquarters and Headquarters Troop, 115th Cavalry Group.
1st Squadron as 115th Cavalry Reconnaissance Squadron, Mechanized.
2nd Squadron as 126th Cavalry Reconnaissance Squadron, Mechanized.
Headquarters and Headquarters Troop inactivated 22 October 1945.
HHT Campaigns: Rhineland, Central Europe.
