52nd Ranger Battalion (South Vietnam)
The 52nd Ranger Battalion was a ranger battalion of the Army of the Republic of Vietnam (ARVN) during the Vietnam War. To form the battalion, the 347th, 348th, 351st and 352nd independent ranger companies amalgamated in early 1964, at Mỹ Tho. Its commanding officer was Captain Vong Si Dau. The Battalion played a part with other ARVN forces in the Battle of Đồng Xoài which took place in Phước Long Province between June 9 and 13, 1965. On 11 November 1965, the battalion was augmented to the US 11th Armored Cavalry Regiment and conducted an air assault to relief a US element of the 11th ACR that had been ambushed by the VC 275th Regiment near Kim Hai hamlet, in the village of Phuoc Hoa on Route 15, in Phước Tuy Province and received a United States Presidential Unit Citation. In addition to the first PUC, the unit was awarded a Valorous Unit Citation by the US for its actions at Suoi Long, Vietnam 27 June 1967 and processed for a second Presidential Unit Citation for the same action. The 52d BDQ was significantly engaged during Tet 1968, securing Xuân Lộc, clearing Ba Ria and participating in the subsequent clearance