April 1, 1968: Stock-watchers observed the numbers on Broad Street, which showed signs of good news “as securities markets around the world generally placed a bullish tag on President Johnson’s bid for peace in Vietnam,” reported The Times. “Brokers said that markets hungering for good news in recent months seized upon the speech Sunday night by President Johnson,” which called for a halt to bombing in Vietnam and invited its government to “join him in a ‘series of mutual moves toward peace.’ ” The war lasted until 1975. Photo: William Sauro/The New York Times