Hanoi is determined to "liberate" its former Cambodian allies
Cambodia and Viet Nam last week were locked in a blazing, all-out war. Across a front of several hundred miles, an estimated 90,000 regular Vietnamese troops, backed by perhaps 18,000 antigovernment Cambodians, had seized control of more than a quarter of Cambodia. Moving swiftly, the invasion forces severed Cambodia's key military resupply lines, and by week's end, according to Hanoi radio, had captured the capital city of Phnom-Penh.
The heavy fighting apparently began on Christmas Day. Three separate Vietnamese columns thrust into Cambodia, concentrating...