On 30 March 1972, while peace negotiations had been dragging on for four years in Paris, the North Vietnamese launched a wide scale offensive in order to break the stalemate. At that date, practically no American ground forces remained in South Vietnam where a limited offensive was expected in the Central Highlands area. But nobody imagined the magnitude of the multidivisional, armor led onslaught. The blow fell first across the Demilitarized Zone...