Question:  Melanie Hamilton Wilkes is a fictional character first appearing in a novel whose story is set during what war?

full_context: Document 1: Sartoris: Sartoris is a novel, first published in 1929, by the American author William Faulkner. It portrays the decay of the Mississippi aristocracy following the social upheaval of the American Civil War. The 1929 edition is an abridged version of Faulkner's original work. The full text was published in 1973 as "Flags in the Dust". Faulkner's great-grandfather William Clark Falkner, himself a colonel in the American Civil War, served as the model for Colonel John Sartoris. Faulkner also fashioned other characters in the book on
Document 2: Ashley Wilkes: George Ashley Wilkes is a fictional character in Margaret Mitchell's 1936 novel "Gone with the Wind" and the later film of the same name. The character also appears in the 1991 book "Scarlett", a sequel to "Gone with the Wind" written by Alexandra Ripley, and in "Rhett Butler's People" by Donald McCaig.
Document 3: Olivia de Havilland filmography: The Olivia de Havilland filmography lists the film appearances of American actress Olivia de Havilland, as well as her television, stage, and radio credits. De Havilland's career spanned fifty-three years, from 1935 to 1988. During that time, she appeared in forty-nine feature films, and was one of the leading movie stars during the golden age of Classical Hollywood. She is best known for her early screen performances in "The Adventures of Robin Hood" (1938) and "Gone with the Wind" (1939), and her later award-winning performances in "To Each His Own" (1946), "The Snake Pit" (1948), and "The Heiress" (1949). De Havilland made her screen debut in Reinhardt's film adaptation "A Midsummer Night's Dream" in 1935. She began her career playing demure ingénues opposite popular leading men of that time, including Errol Flynn, with whom she made her breakout film "Captain Blood" in 1935. They would go on to make seven more feature films together, and became one of Hollywood's most popular romantic on-screen pairings.
Document 4: Scarlett O'Hara: Katie Scarlett O'Hara is a fictional character and the main protagonist in Margaret Mitchell's 1936 novel "Gone with the Wind" and in the later film of the same name. She also is the main character in the 1970 musical "Scarlett" and the 1991 book "Scarlett", a sequel to "Gone with the Wind" that was written by Alexandra Ripley and adapted for a television mini-series in 1994. During early drafts of the original novel, Mitchell referred to her heroine as "Pansy", and did not decide on the name "Scarlett" until just before the novel went to print.
Document 5: To Kill a Mockingbird: To Kill a Mockingbird is a novel by Harper Lee published in 1960. It was immediately successful, winning the Pulitzer Prize, and has become a classic of modern American literature. The plot and characters are loosely based on Lee's observations of her family, her neighbors and an event that occurred near her hometown of Monroeville, Alabama, in 1936, when she was 10 years old.
Document 6: Melanie Hamilton: Melanie Hamilton Wilkes is a fictional character first appearing in the novel "Gone with the Wind" by Margaret Mitchell. In the 1939 film she was portrayed by Olivia de Havilland. Melanie is Scarlett O'Hara's sister-in-law and eventually her best friend.
Document 7: Gone with the Wind (film): Gone with the Wind is a 1939 American epic historical romance film adapted from Margaret Mitchell's 1936 novel of the same name. The film was produced by David O. Selznick of Selznick International Pictures and directed by Victor Fleming. Set in the American South against the backdrop of the American Civil War and Reconstruction era, the film tells the story of Scarlett O'Hara, the strong-willed daughter of a Georgia plantation owner, from her romantic pursuit of Ashley Wilkes, who is married to his cousin, Melanie Hamilton, to her marriage to Rhett Butler. The leading roles are portrayed by Vivien Leigh (Scarlett), Clark Gable (Rhett), Leslie Howard (Ashley), and Olivia de Havilland (Melanie).
Document 8: Gone with the Wind (novel): Gone with the Wind is a novel by American writer Margaret Mitchell, first published in 1936. The story is set in Clayton County and Atlanta, both in Georgia, during the American Civil War and Reconstruction Era. It depicts the struggles of young Scarlett O'Hara, the spoiled daughter of a well-to-do plantation owner, who must use every means at her disposal to claw her way out of poverty following Sherman's destructive "March to the Sea". This historical novel features a "Bildungsroman" or coming-of-age story, with the title taken from a poem written by Ernest Dowson.
Document 9: Vivien Leigh: Vivien Leigh (born Vivian Mary Hartley, and also known as Lady Olivier after 1947; 5 November 19138 July 1967) was an English stage and film actress. She won two Academy Awards for Best Actress for her iconic performances as Scarlett O'Hara in "Gone with the Wind" (1939) and Blanche DuBois in the film version of "A Streetcar Named Desire" (1951), a role she had also played on stage in London's West End in 1949. She also won a Tony Award for her work in the Broadway musical version of "Tovarich" (1963).
Document 10: Rhett Butler: Rhett Butler is a fictional character and one of the main protagonists of "Gone with the Wind" by Margaret Mitchell.
Document 11: Gone with the Wind (musical): Gone with the Wind is a musical based on the Margaret Mitchell's novel of the same name and its 1939 film adaptation, with music and lyrics by Margaret Martin, and a book by Martin, adapted by Sir Trevor Nunn.
Document 12: Rosalie Ham: Rosalie Ham (born 1955) is an Australian author, stage and radio play writer. She is best known for her debut novel, "The Dressmaker", which has been adapted into film with Kate Winslet in the lead role.
Document 13: Olivia de Havilland: Dame Olivia Mary de Havilland, {'1': ", '2': ", '3': ", '4': "} ( ; born July 1, 1916) is a retired American actress. Her career spanned from 1935 to 1988. She appeared in 49 feature films, and was one of the leading movie stars during the golden age of Classical Hollywood. She is best known for her early screen performances in "The Adventures of Robin Hood" (1938) and "Gone with the Wind" (1939), and her later award-winning performances in "To Each His Own" (1946), "The Snake Pit" (1948), and "The Heiress" (1949).
Document 14: Melville, New Zealand: Melville is a suburb in southern Hamilton in New Zealand. It is named after James Dougal Melville. Many of the streets in Melville are named after war heroes, including Douglas Bader, Bernard Montgomery, Odette Hallowes, David Beatty and William Slim.Melville was named after the districts pioneer J Melville who lived in 1904 opposite the site of Melville Primary School. The Hospital paved the way for a great deal of development throughout the Melville area. Opened in 1887 the area quickly became known as Hospital Hill although it was not added to the Hamilton Borough until 1936. Hamilton city extended its boundaries to Collins Road, Melville in 1954 and again in 1962 to Houchens Road, Glenview and Dixon Road, Glenview. In 1960 Melville gained Hamiltons 4th suburban post office which was followed in 1964 with the opening of Melville High School. The facilities in Melville reflected the significant growth of Melville / Glenview throughout the 1950s.
Document 15: Twelve Oaks: In Margaret Mitchell's novel "Gone with the Wind", Twelve Oaks is the plantation home of the Wilkes family in Clayton County, Georgia named for the twelve great oak trees that surround the family mansion in an almost perfect circle. Twelve Oaks was described as a "beautiful white-columned house that crowned the hill like a Greek Temple," having true southern charm and whimsy. Margaret Mitchell came up with the idea for The Twelve Oaks, and modeled the home after an actual antebellum mansion located in the historic area of Covington, Georgia. The home that was portrayed as Margaret Mitchell's Twelve Oaks in the film "Gone with the Wind" has been renovated and is now open as a bed and breakfast and event facility in Covington, Georgia, thirty minutes east of Atlanta.
ground_truth: American Civil War