Fifty years ago this week, a cover story in The Spectator helped to bring down a Conservative government. It was called ‘The Tory Leadership’ and was written by the editor, Iain Macleod, who had been a senior minister in Harold Macmillan’s government. Purporting to be the review of a book by Randolph Churchill on how Lord Home had ‘emerged’ in October 1963 as Macmillan’s successor, it claimed that Macmillan had fixed the succession so as to scupper the chances of the natural candidate, R.A.