Iron Triangle (Vietnam) bureau members Phạm Hùng and Lê Đức Thọ, and southern military commander Trần Văn Trà all joined together in the Iron Triangle region to orchestrate the final, decisive attack on Saigon. The area had remained allied with the nationalist communist forces from the beginning of the French war in 1946 to the fall of Saigon in 1975: an exception in a country often torn region by region between control by American forces and control by the Viet Cong. Iron Triangle (Vietnam) The Iron Triangle (Vietnamese:"Tam Giác Sắt") was a area in the Bình Dương Province of Vietnam, so named due
Battle of the Iron Triangle along Route 14 until 24 November. Measured against the costs and violence of the earlier phases of the campaign, this final chapter was anticlimactic. Casualties on both sides were light, and contacts were few and of short duration. The PAVN had given up its last foothold in the Iron Triangle with only token resistance in order to replace losses, reorganize, re-equip and retrain the main forces of the new 301st Corps for the decisive battles to come. The drawn out fighting over the small battlefield of the Iron Triangle while ending in South Vietnamese victory showed that the North Vietnamese