Beheaded at whim and worked to death: Japan's repugnant treatment of Allied PoWs22:59pm 18th September 2007 The sheer brutality of the battle for the Far East defies imagination. And in a new book, historian Max Hastings argues that Japanese intransigence made it far worse. Yesterday, he explained why America had to drop the atomic bomb on Hiroshima. Here, in the final part of our exclusive serialisation, he reveals how the West was stunned when it emerged how cruelly their prisoners of war had suffered...As the men of the victorious British 14th Army advanced through Burma on the road to Mandalay...