A prolific German researcher, writer and publisher of numerous books and a series of popular booklets called "Historische Tatsachen" -- ("Historical Truths") including the German version of "Did Six Million Really Die?" and the German language version of the Leuchter Report #1 -- Walendy was dragged before the courts numerous times. His home and offices were frequently raided by the police. Business files, books, printing plates and computers were confiscated. Zündel advisor and witness in the 1985 and 1988 Great Holocaust Trials.
Convicted and imprisoned in Germany for 15 months, even though already in his seventies and in poor health with a serious heart condition.