sentences:  Three years later, he was accused by the communist magistrate Luciano Violante of having planned, along with Luigi Cavallo and Randolfo Pacciardi, the "Golpe bianco" ("white coup d'etat"), a supposed coup.Following a year and a half of prison, he was freed in 1978, the investigative magistrate declaring that he was in the impossibility to proceed in the trial.He was later completely exonerated for attempting to plot a coup.