1968: Richard Hooker, a pseudonym for H. Richard Hornberger, M.D., publishes the novel, M*A*S*H: A Novel About Three Army Doctors.
1970: Robert Altman directs the feature film, M*A*S*H, starring Donald Sutherland, Elliott Gould, Robert Duvall, Sally Kellerman, Tom Skerritt, Roger Bowen, Gary Burghoff, Bud Cort and Fred Williamson.
1970: The film wins the Palme d'Or at the Cannes Film Festival and wins an Academy Award for Best Screenplay.
Sept. 17, 1972: The first episode of the tv series, M*A*S*H, airs on CBS, entitled "M*A*S*H the Pilot". To raise money for their houseboy's tuition, Hawkeye Pierce (Alan Alda) and John McIntyre (Wayne Rogers) hold a party while Col. Henry Blake (McLean Stevenson) is in Seoul, annoying Frank Burns (Larry Linville) and Margaret Houlihan (Loretta Switt).
Oct. 8, 1972: In the episode entitled, "Chief Surgeon Who?", the character of Klinger, played by Jamie Farr, makes his first appearance.
Sept. 29, 1973: The character of psychiatrist Sydney Freedman makes his first appearance, played by Allan Arbus.
1974: M*A*S*H wins the Emmy for Outstanding Comedy Series
Sept. 12, 1975: In the episode, "Welcome to Korea," Trapper receives his orders to ship home and Hawkeye and Radar go to Seoul in order to say goodbye to him and meet the new doctor, Captain BJ Hunnicutt (Mike Farrell).
Dec. 19, 1975: Colonel Sherman T. Potter, played by Harry Morgan, takes over as commanding officer of the 4077th.
Spring 1976: Larry Gelbart (creator/writer/producer) leaves M*A*S*H after the fourth season.
Spring 1977: Gene Reynolds (creator/writer/producer) leaves M*A*S*H after the fifth season.
Sept. 20, 1977: In the episode entitled "Fade Out, Fade In," the character of Major Charles Winchester (David Ogden Stiers) makes his first appearance.
Oct. 15, 1979: In the episode entitled "Good-Bye Radar (Part 2)," Radar receives a hardship discharge after his uncle dies and returns to Iowa.
Feb. 8, 1982: In the episode entitled "The Tooth Shall Set You Free," Major Winchester refuses to seek dental care for a cavity, while a racist commanding officer is putting his black soldiers, including one played by Lawrence Fishburne, in extreme jeopardy.
Dec. 13, 1982: The camp attempts to obtain a copy of The Moon Is Blue, a controversial film banned by the Army.
Feb. 21, 1983: In the second to last episode, "As Time Goes By," the camp buries a time capsule filled with mementos of their time in Korea. Klinger falls in love with a Korean girl whom he later marries.
Feb. 28, 1983: The final episode, "Goodbye, Farewell, and Amen" airs. Los Angeles declares Feb. 28 "M*A*S*H Day" in honor of the final episode.
Sept. 26, 1983: The pilot episode of the spinoff, AfterMASH, airs.
Dec. 18, 1984: The last episode of AfterMASH airs. Although the series had high ratings during the first season, it was cancelled due to poor second season ratings.
1996: The film, M*A*S*H, is selected for preservation in the United States National Film Registry.
1998: The film, M*A*S*H, is recognized by the American Film Institute (AFI) as one of the 100 greatest American films.
2000: The American Film Institute (AFI) recognizes M*A*S*H as one of the 10 funniest American films.