He became first provincial and then regional secretary of Democrazia Cristiana (Italy's Christian Democratic Party), being elected for the first time in the Italian Senate in 1976.

[2] Vittorio Aliquò, the other magistrate who was interviewing Mutolo at the time of ministry's phone call, later declared that he had accompanied Borsellino "up to the threshold of the minister's office".

Entitled 19 luglio 1992: Una strage di stato ("19 July 1992: A state massacre"), the letter supports the hypothesis that Minister of Interiors Nicola Mancino knew the causes of the magistrate's assassination.

[4]A law enacted and signed by Mancino in 1993 during his tenure as Interior Minister permits the prosecution of those involved in racial, ethnic and religious discrimination and the incitement of hate crime.

In July 2012, prosecutors in Palermo ordered Mancino to stand trial for withholding evidence about the alleged talks between the Italian state and the Mafia during the latter's bombing campaign in 1992 that assassinated, among others, the judges Giovanni Falcone and Paolo Borsellino.