2nd Battalion, 35th Infantry Regiment
"Cacti"

The mission of the 2nd Battalion, 35th Infantry Regiment, Cacti, is to be capable of deploying or supporting deployments in response to worldwide contingency missions which span the full range of military operations from disaster relief/humanitarian assistance to mid/high intensity combat operations.

The 35th Infantry Regiment was originally constituted in Arizona from elements of the 11th, 18th, and 22nd Infantry Regiments on 1 July 1916. 2nd Battalion, 35th Infantry was first constituted on 1 July 1916 in the Regular Army as Company B, 35th Infantry, and organized on 13 July 1916 at Douglas, Arizona.

The 35th Infantry as a whole was assigned on 7 August 1918 to the 18th Division and relieved on 14 February 1919 from that assignment to the 18th Division. It was assigned on 17 October 1922 to the Hawaiian Division (later redesignated as the 24th Infantry Division). It was relieved on 1 October 1941 from assignment to the Hawaiian Division and assigned to the 25th Infantry Division. During the Second World War, the unit particiapted in four campaigns as an element of the 25th Infantry Division: Central Pacific, Guadalcanal, Northern Solomons (with arrowhead indicating participation in the initial assault, and Luzon.

Still assigned to the 25th Infantry Division, the unit participated in 10 campaigns during the Korean War: UN Defensive, UN Offensive, CCF Intervention, First UN Counteroffensive, CCF Spring Offensive, UN Summer-Fall Offensive, Second Korean Winter, Korea Summer-Fall 1952, Third Korean Winter, and Korea Summer 1953.

The 35th Infantry Regiment wa relieved on 1 February 1957 from assignment to the 25th Infantry Division and reorganized as a parent regiment under the Combat Arms Regimental System. At the same time, Company B, 35th Infantry was inactivated at Schofield Barracks, Hawaii and was relieved from assignment to the 25th Infantry Division. It was concurrently redesignated as Headquarters and Headquarters Company, 2nd Battle Group, 35th Infantry. The unit was assigned on 19 February 1962 to the 25th Infantry Division and activated at Schofield Barracks, Hawaii with its organic elements concurrently constituted and activated. It was reorganized and redesignated on 12 August 1963 as the 2nd Battalion, 35th Infantry.

It was relieved on 1 August 1967 from assignment to the 25th Infantry Division and assigned to the 4th Infantry Division. It was relieved on 15 December 1970 from assignment to the 4th Infantry Division and assigned to the 25th Infantry Division. While in Vietnam assigned to both divisions, 2-35th Infantry participated in 12 campaigns: Counteroffensive, Counteroffensive Phase II, Counteroffensive Phase III, Tet Counteroffensive, Counteroffensive Phase IV, Counteroffensive Phase V, Counteroffensive Phase VI, Tet 69/Counteroffensive, Summer-Fall 1969, Winter-Spring 1970, Sanctuary Counteroffensive, and Counteroffensive, Phase VIII. Following its return from Vietnam, the unit was inactivated on 5 June 1972 at Schofield Barracks, Hawaii, and was relieved from assignment to the 25th Infantry Division.

The Battalion as assigned on 16 August 1995 to the 25th Infantry Division and activated at Schofield Barracks, Hawaii.

Soldiers from 2nd Battalion, 35th Infantry Regiment returned to Hawaii on 1 February 2001 following an 18-day Opposing Forces mission at the National Training Center, Fort Irwin, California. Three Cacti line companies from 2-35th Infantry served as augmentees to the 11th Armored Cavalry Regiment, the NTC's permanent party OPFOR. Their mission was to provide a realistic, well-trained opposing force for 2nd Squadron, 7th Cavalry, an element of the 1st Cavalry Division, based at Fort Hood, Texas.

In 2006, as part of the transformation of 3rd Brigade, 25th Infantry Division, the 2nd Battalion, 35th Infantry was reorganized and reassigned to the reorganized and redesignated 3rd Brigade Combat Team, 25th Infantry Division.