Ernest Hemmingway was one of the greatest American novelists during his lifetime. Ernest Hemmingway was born on July 21, 1899. Throughout his life, Hemmingway had traveled with his companions to Paris, Spain, Africa, and many other places. In Paris, Hemmingway was a foreign correspondent for the Toronto Star. In 1923, Hemmingway and his wife Hadley Richardson traveled to Spain. Then he became interested in bullfighting. In 1925, Hemmingway brought a group of American and British expatriates who later became characters in his books. Subsequently, he decided to write a novel based on his experience with his friends in Paris and Spain. The novel is about a group of British and American expatriates who travel from Paris to Spain to join the Pamplona party. One of the greatest books he wrote was "Sun Also Rises". The Sun Also Rises reflects his life on drinking, sex and love. The theme of the lost generation is also mentioned in the novel. The Lost Generation refers to people who lived through World War I. It has changed their perspective of the world causing doubts and fears among these people. Hemingway was part of the “lost generation”. He was injured during the war. Transform this experience into the novel. The war caused people to lose their ideal, structure, nationalism. In the novel, Jake and his friends are among those who are lost. His ability to have sex was taken away. Therefore, Brett refuses to live with him. Jake also says he loves Paris. It's the best place for him. Jake has become a simple person. His lives almost the same day every day. His plan is to wake up, work, have lunch, drink, go home and sleep. The war changed him. Brett is also part of the lost generation. Her character was based on Duff Twysden, a woman who meets and flirts with Hemingway in Pamplona. During the war, Brett lost his beloved. It is a painful experience for her. His life would change completely after the war. She represents the flapper of the 1920s. It would have challenged the traditional standard. He cut his hair short, smoked and danced publicly, which was not normal in the 1920s. Brett also treats sex casually, which is not acceptable in the time period Hemingway wrote the novel. She would have sex with a man and then with another man. It detaches itself from man. Throughout the novel, she has countless relationships with different men. Hemingway lost touch with American values ​​while living in Paris. In Paris, drinking was part of everyday life. Hemingway spent years in Paris. So drinking is also part of his daily life