The Censored Eleven

The Censored Eleven is a group of Warner Brothers cartoons that have been withheld from syndication because of their racial stereotypes: Hittin’ the Trail to Hallelujah Land (1931; info), Sunday Go to Meetin’ Time (1936; info), Clean Pastures (1937; info), Uncle Tom’s Bungalow (1937), Jungle Jitters (1938), The Isle of Pingo Pongo (1938), All This and Rabbit Stew (1941; info), Coal Black and de Sebben Dwarfs (1943; info), Tin Pan Alley Cats (1943; info), Angel Puss (1944), and Goldilocks and the Jivin’ Bears (1944).
Somehow Tokio Jokio (1943; recap) didn’t make the list.
The "Twelve missing hares" are 12 politically incorrect Bugs Bunny cartoons that weren’t aired during Cartoon Network’s 2001 June Bugs Marathon: Hiawatha’s Rabbit Hunt (1941; info), Any Bonds Today? (1942; info), What’s Cookin’ Doc? (1944; info), Bugs Bunny Nips the Nips (1944; info), Herr Meets Hare (1945; info), A Feather in his Hare (1948; info), Mississippi Hare (1949; info), Frigid Hare (1949; info), Which is Witch? (1949; info), and Bushy Hare (1950; info), Horse Hare (1960; info). ("All This and Rabbit Stew" is on both lists.)
Bug Bunny does an Uncle Tom parody in Southern Fried Rabbit (1953; info).
Warner Brothers included "Southern Fried Rabbit" uncut on Looney Tunes Golden Collection: Volume 4, with this disclaimer:

The cartoons you are about to see are products of their time. They may depict some of the ethnic and racial prejudices that were commonplace in American society. These depictions were wrong then and are wrong today. While the following does not represent the Warner Bros. view of today’s society, these cartoons are being presented as they were originally created because to do otherwise would be the same as claiming these prejudices never existed.

Oh, also here’s a copy of the full version of 1942’s Bugs Bunny/Elmer Fudd vehicle “Fresh Hare“, including its habitually censored ending