THE WAR: Preparing to Deal for Peace

For four hours, crusty Graham Martin, U.S. Ambassador to South Viet Nam, tried vainly to get through to South Viet Nam's President Nguyen Van Thieu on the telephone. The next day he hopped into his black Cadillac limousine for the short six-block drive down Unity Boulevard from the U.S. embassy to Thieu's gleaming Independence Palace. The President was in, and Martin was grim. For months he had been the most diehard American supporter of Thieu. Now he had a bitter task. He was conveying a message that...