Operation Santa Fe

Operation Santa Fe
Part of the Vietnam War
M113 APC from Troop B, 1st Squadron, 11th Armored Cavalry Regiment moves through heavy brush
Date 3 November 1967 – 5 January 1968 Location May Tao Secret Zone (now part of Bà Rịa–Vũng Tàu, Binh Thuan, Dong Nai Province), South Vietnam Result Allies claim operational success
Belligerents
United States  Australia  South Vietnam	Viet Cong
Commanders and leaders
MG George G. O'Connor
Units involved
1st Brigade, 9th Infantry Division 1st Australian Task Force 18th Division	5th Division
Casualties and losses
6 killed	Allied claims: 126 killed

Operation Santa Fe was a security operation conducted during the Vietnam War by the U.S. 1st Brigade, 9th Infantry Division, the 1st Australian Task Force and the Army of the Republic of Vietnam (ARVN) 18th Division against the May Tao Secret Zone, South Vietnam from 3 November 1967 to 5 January 1968.