Marilyn Monroe

Two queens to be auctioned off

A painting of the Queen by Andy Warhol – part of the artist's Reigning Queens series – is estimated to sell for £20,000 to £30,000 when it is auctioned at Bonhams in London tomorrow.

Unseen photographs of Marilyn Monroe

Previously unseen images of Marilyn Monroe have been published in a new book, Marilyn: August 1953: The Lost LOOK Photos, which comes out this week.

The Timeline: Political siblings

Fraternal amity is not a condition necessarily associated with the Roman Empire in its latter days, though the Gracchus brothers do seem to have held each other in high regard. Both tribunes of the Republic and both possessed of "eloquence sufficient to make the less creditable plausible", as Plutarch has it, their campaign on behalf of Rome's down-trodden alienated the senatorial elite and led to their end. Tiberius was slain with a foot stool by a Senator with a gripe. His brother Gaius committed suicide on the point of his personal slave's sword.

Sean O'Grady: America has become a hostage of its own quest for energy

America faces a problem, a dilemma so fundamental that not even the political skills of Barack Obama can disguise it, heightened by, but not originating in the BP affair: She either risks her environment by drilling for more domestically sourced oil, or she accepts the need to import more from a turbulent world – jeopardising her "energy security".

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Kylie v Nicola (no contest)

One is a former child star who became a pop diva, the other an entrepreneur. So which is a role model for young businesswomen? By Sophie Goodchild