PART 1: THE EMPIRE Miles Guo built a billion-dollar empire on the idea that the Chinese Communist Party was evil and had to be stopped. His followers were Chinese immigrants and their families, spread across America, Canada, Australia, and Europe — people who had left China but never stopped caring what happened there. They believed him. Guo — who prosecutors identified in court as Ho Wan Kwok, and who was also known as Guo Wengui, Miles Kwok, and Brother Seven — built GTV, a Chinese-language video network co-founded with a prominent American political figure, Steven K. Bannon, and used it…