Former Labour leader Hugh Gaitskell and Tory Prime Minister Harold Macmillan are both cited as "astute politicians".

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Like Gaitskell, Mr Obama now stands accused by his own party's bitter progressives of lacking fire, fight, principle and backbone.

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Lord Wilson, who was born in Huddersfield in 1916, became Labour leader in 1963 on the death of Hugh Gaitskell, and won the general election the following year.

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