Tom Stevenson offers a recent history of political assassination, from a CIA manual of 1953 to the Jamal Khashoggi affair; The literary achievements of Nancy Cunard have long been eclipsed by her image as the archetypal flapper-muse of the roaring 1920s – as Anna Girling reveals a previously unknown short story (published for the first time in this week's TLS), we reassess Cunard's legacy; Who killed Edwin Drood? In 1914, faced with Dickens's final, unfinished novel, prominent literary types gathered to stage the trial of Drood's alleged killer – Pete Orford tells us more...