King Cotton is a 1947 historical novel by the British writer Thomas Armstrong.

It takes its title from the slogan of King Cotton a popular boast about the economic power that the lucrative crop gave to the southerners in their dispute with the North.

The novel portrays the hardships caused to the mill communities of northern England, by the Union Blockade during the American Civil War preventing supplies of cotton from reaching Liverpool.

Despite their difficulties there is broad support amongst the workers for the Abolitionist cause.

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