LONDON, May 23 (Reuters) – Angolan billionaire Isabel dos Santos, daughter of the country’s former president, faces being dragged into a $400 million London lawsuit brought by Angolan telecoms operator Unitel. Unitel sued dos Santos’ Dutch company Unitel International Holdings (UIH) in 2020 over loans that were provided to fund UIH’s acquisition of shares in telecoms companies. The loans were not…
