Harriet Harman puts class at the heart of election battle

Labour deputy leader to make inequality a key dividing line with Conservatives.

Harriet Harman will reopen the politically explosive debate over class tomorrowby insisting that it remains the single biggest factor in determining individual achievement.

In a speech designed to put the fight against inequality at the heart of the general election campaign, the Labour deputy leader will unveil a new "inequality bible" which admits that the government has merely slowed the trend in rising inequality despite more than 12 years in office.

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