Question: The Color Purple, released in which year, is an epistolary novel by American author Alice Walker, that won the 1983 Pulitzer Prize for Fiction and the National Book Award for Fiction?

Context articles: Jhumpa Lahiri
Charming Billy
That Night (novel)
Marsha Norman
Meridian (novel)
The Color Purple (film)
C. K. Williams
Gilead (novel)
The Color Purple
Alice Walker

Nilanjana Sudeshna "Jhumpa" Lahiri (Bengali: ঝুম্পা লাহিড়ী ; born on July 11, 1967) is an American author.
 Lahiri has been selected as the winner of the 29th PEN/Malamud Award for Excellence in the Short story.
 Lahiri's debut short story collection "Interpreter of Maladies" (1999) won the 2000 Pulitzer Prize for Fiction, and her first novel, "The Namesake" (2003), was adapted into the popular film of the same name.
 She was born Nilanjana Sudeshna but goes by her nickname Jhumpa.
 Lahiri was a member of the President's Committee on the Arts and Humanities, appointed by U.S. President Barack Obama.
 (She resigned from the President's Committee in August, 2017, co-signing a letter of resignation that said in reference to President Trump, "Ignoring your hateful rhetoric would have made us complicit in your words and actions.")
 Her book "The Lowland", published in 2013, was a nominee for the Man Booker Prize and the National Book Award for Fiction.
 Lahiri is currently a professor of creative writing at Princeton University.
Charming Billy, a novel by American author Alice McDermott, tells the story of Billy Lynch and his lifelong struggle with alcohol after the death of his first love.
 It won the National Book Award for fiction as well as the American Book Award, and was shortlisted for the International Dublin IMPAC Literary Award.
 The novel was published by FSG in 1997 and has since been republished by Picador (as a Picador Modern Classic).
That Night (1987) is the second novel by American author Alice McDermott, published in 1987 by Picador.
 The novel was a Finalist for both the Pulitzer Prize in 1988 and the National Book Award in 1987.
Marsha Norman (born September 21, 1947) is an American playwright, screenwriter, and novelist.
 She received the 1983 Pulitzer Prize for Drama for her play "'night, Mother".
 She wrote the book and lyrics for such Broadway musicals as "The Secret Garden", for which she won a Tony Award and the Drama Desk Award for Outstanding Book of a Musical, and "The Red Shoes", as well as the libretto for the musical "The Color Purple" and the book for the musical "The Bridges of Madison County".
 She is co-chair of the playwriting department at The Juilliard School.
Meridian is a 1976 novel by American author Alice Walker.
 It has been described as Walker's "meditation on the modern civil rights movement."
 "Meridian" is about Meridian Hill, a young black woman in the late 1960s who is attending college as she embraces the civil rights movement at a time when the movement becomes violent.
 The story follows her life into the 1970s through a relationship that ultimately fails, and her continued efforts to support the movement.
The Color Purple is a 1985 American period drama film directed by Steven Spielberg and written by Menno Meyjes, based on the Pulitzer Prize-winning novel of the same name by Alice Walker.
 It was Spielberg's eighth film as a director, and was a change from the summer blockbusters for which he had become famous.
 The film was also the first feature-length film directed by Spielberg for which John Williams did not compose the music.
 The film starred Danny Glover, Desreta Jackson, Margaret Avery, Oprah Winfrey (in her film debut), Adolph Caesar, Rae Dawn Chong, and featured Whoopi Goldberg (also in her film debut) as Celie Harris-Johnson.
Charles Kenneth "C. K." Williams (November 4, 1936 – September 20, 2015) was an American poet, critic and translator.
 Williams won nearly every major poetry award.
 "Flesh and Blood" won the National Book Critics Circle Award in 1987.
 "Repair" (1999) won the 2000 Pulitzer Prize for Poetry, was a National Book Award finalist and won the Los Angeles Times Book Prize.
 "The Singing" won the National Book Award, 2003 and in 2005 Williams received the Ruth Lilly Poetry Prize.
 The 2012 film "Tar" related aspects of Williams' life using his poetry.
Gilead is a novel written by Marilynne Robinson that was published in 2004.
 "Gilead" won the 2005 Pulitzer Prize for Fiction, as well as the National Book Critics Circle Award.
 It is her second novel, following "Housekeeping", which was published in 1980.
 "Gilead" is described in "A Study Guide for Marilynne Robinson's Gilead" (published by Gale, an imprint of Cengage Learning) as an epistolary novel.
 In fact the entire narrative is a single, continuing, albeit episodic, document, written on several occasions in a form combining a journal and a memoire.
 It comprises the fictional autobiography of the Reverend John Ames, an elderly Congregationalist pastor in the small, secluded town of Gilead, Iowa, who knows that he is dying of a heart condition.
 At the beginning of the book, the date is established as 1956, and Ames explains that he is writing an account of his life for his seven-year-old son, who will have few memories of him.
The Color Purple is a 1982 epistolary novel by American author Alice Walker that won the 1983 Pulitzer Prize for Fiction and the National Book Award for Fiction.
 It was later adapted into a film and musical of the same name.
Alice Malsenior Walker (born February 9, 1944) is an American novelist, short story writer, poet, and activist.
 She wrote the critically acclaimed novel "The Color Purple" (1982) for which she won the National Book Award and the Pulitzer Prize for Fiction.
 She also wrote the novels "Meridian" (1976) and "The Third Life of Grange Copeland" (1970), among other works.