1140, Rome, Italy: All works banned by the Council at Sens and ordered burned by Pope Innocent III. St-Benard called Abelard "an infernal dragon and the precursor of the Anti-Christ."
1559 and 1564: "All writing placed on the "Index."
1930 U.S. : Custom ban lifted on "Love Letters."
Source: "Banned Books 387 B.C. to 1978 A.D.", by Anne Lyon Haight, and Chandler B. Grannis, R.R. Bowker Co, 1978.