Home Princess Diana and Prince Charles’ marriage was ‘over’ in THIS moment Mr Edwards said Diana and Charles were miserable during their Korea tour (Image GETTY)

Mr Edwards said Diana and Charles were miserable during their Korea tour (Image GETTY)

Diana and Charles' marriage slowly deteriorated over the years (Image GETTY)

Mr Edwards said Diana and Charles were miserable during their Korea tour (Image GETTY)

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Diana and Charles pictured in North Korea, where Mr Edwards said their relationship was over (Image GETTY)

Diana and Charles separated just a few months after their Korea tour (Image GETTY)

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