David John Cawdell Irving (born 24 March 1938) is an English author who has written on the military and political history of World War II, especially Nazi Germany. He was found to be a Holocaust denier in a UK court in 2000 as a result of a failed libel case. Irving's works include The Destruction of Dresden (1963), Hitler's War (1977), Churchill's War (1987) and Goebbels: Mastermind of the Third Reich (1996). In his works, he argued that Adolf Hitler did not know of the extermination of Jews, or, if he did, he opposed it. Though Irving's negationist claims and views of German war crimes in World War II (and Hitler's responsibility for them) were never taken seriously by mainstream historians, he was once recognised for his knowledge of Nazi Germany and his ability to unearth new historical documents, which he held closely but stated were fully supportive of his conclusions. His 1964 book The Mare's Nest about Germany's V-weapons campaign of 1944-45 was praised for its deep research but criticised for minimising Nazi slave labour programmes. By the late 1980s, Irving had placed himself outside the mainstream of the study of history, and had begun to turn from "'soft-core' to 'hard-core' Holocaust den... ()