NYT > World News Horst Mahler, 89, Dies; Voice of the German Far Left, Then the Far Right Par :Clay Risen 30 juillet 2025 à 14:20 As a young lawyer and a Communist revolutionary, he helped start the violent Red Army Faction. Later, he went to prison as a Nazi apologist and Holocaust denier. © Stark-Otto/Ullstein Bild, via Getty ImagesMr. Mahler in prison in 1978. He had been convicted of crimes as a member of the radical left-wing Red Army Faction, which he had helped found.