Answer
Theme of Kapuściński's book "The Emperor" is the downfall of an Ethiopian ruler. The book tells the story of Emperor Haile Selassie, who ruled Ethiopia from 1930 to 1974. Selassie was a powerful and charismatic leader, but he was also autocratic and corrupt. In 1974, he was overthrown by a military coup d'etat. The book chronicles Selassie's rise to power, his reign, and his downfall.