China is forcing hundreds of thousands of Uighurs and other minorities into hard, manual labour in the vast cotton fields of its western region of Xinjiang.

A year ago, he was one of the Premier League’s highest-paid players. Now, after angering China and refusing a pay cut, he has simply vanished.

Xi Jinping is using artificial intelligence to enhance his government’s totalitarian control—and he’s exporting this technology to regimes around the globe.