Ender's Game, written by Orson Scott Card, is a classic science fiction novel that has gained immense popularity on Amazon. The book follows the story of Andrew 'Ender' Wiggin, a young boy who is recruited by the International Fleet to train as a future commander in the war against an alien species known as the Formics. Ender's Game explores the complexities of alien diplomatic relations through Ender's interactions with the Formics and his struggle to understand their intentions. With its gripping storyline and compelling characters, Ender's Game has become a bestseller, captivating readers with its exploration of interstellar politics and the challenges of diplomacy in the face of an alien threat.