“There must have been a conspiracy,” says the novelist William Boyd, after describing John F Kennedy’s assassination to me. He cites the usual clues—the film shot by Abraham Zapruder, the entry wounds

A round 3.30pm on 30 April 1945, Adolf Hitler shot himself in his Berlin bunker. Minutes later, his still warm body was carried outside by loyal staffers and burned in the Reich Chancellery gardens. H

THE ALPINE EXPRESS

Is this the age of dictators?” asked veteran journalist Sir Sidney Low. He was writing in September 1923, the month in which a military coup brought Miguel Primo de Rivera to power in Spain. At the sa

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