198. Editorial Note
On February 6, 1967, Chairman Kosygin arrived in London for a week’s visit, during which he and British Prime Minister Harold Wilson sought unsuccessfully to initiate peace negotiations between the United States and the Democratic Republic of North Vietnam. Documentation on Sunflower, as the initiative was code-named, is printed in Foreign Relations, 1964–1968, volume V. Memoirs by participants in the initiative include Lyndon Johnson’s The Vantage Point, pages 253–255; Harold Wilson’s The Labour Government, 1964–1970, page 442; and Chester Cooper’s The Lost Crusade, pages 350–368.