During which years did the father of Maurice Macmillan serve as Prime Minister of the United Kingdom?
Maurice Macmillan Maurice Victor Macmillan, Viscount Macmillan of Ovenden PC (27 January 1921 – 10 March 1984) was a British Conservative Party politician and Member of Parliament. He was the only son of Harold Macmillan, who previously served as Prime Minister of the United Kingdom.
Lady Dorothy Macmillan Lady Dorothy Evelyn Macmillan, {'1': ", '2': ", '3': ", '4': "} ("née" Cavendish; 28 July 1900 – 21 May 1966) was a daughter of Victor Cavendish, 9th Duke of Devonshire and Evelyn Cavendish, Duchess of Devonshire and the wife of the British Prime Minister Harold Macmillan.