After Grassby's death, a number of revelations were made in the media, particularly in relation to his alleged links with the Calabrian Mafia (known as the 'Ndrangheta) in Griffith and to the events surrounding the disappearance and probable murder of Donald Mackay.
The meeting was interrupted by the police, and was intended to discuss the future operation of the 'Ndrangheta and whether or not the organisation would back the Golpe Borghese, a planned right wing coup attempt by Junio Valerio Borghese, which fizzled out on the night of December 8, 1970.
From the beginning of the 1960s until the outbreak of the first 'Ndrangheta war in 1975, the position of capo crimine was held by Antonio Macrì from Siderno.
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In July 2010, Italian police arrested the actual capo crimine: Domenico Oppedisano, an 80-year-old Ndrangheta boss from Rosarno.
The motive for the elimination of Domenico Cordì was the alleged fleecing of some 1,700 cases of cigarettes that were smuggled into Catanzaro by Sicilian mafiosi of the Tagliavia and Spadaro families in Palermo to Antonio Macrì, the undisputed head of the 'Ndrangheta in Siderno.
The motive for the elimination of Domenico Cordì was the alleged fleecing of some 1,700 cases of cigarettes that were smuggled into Catanzaro by Sicilian mafiosi of the Tagliavia and Spadaro families in Palermo to Antonio Macrì, the undisputed head of the 'Ndrangheta in Siderno allied with the Cataldos.
A second 'Ndrangheta war was triggered by the marriage between Giuseppina Condello – the sister of the Condello brothers, underbosses of De Stefano – and Antonio Imerti, the leader of a neighbouring 'ndrina in Villa San Giovanni.
Pasquale Condello (born 1950), leader of the Italian 'Ndrangheta crime organization
Giovanni Strangio (born January 3, 1979) is an alleged member of the 'Ndrangheta born in Siderno, Calabria.
Before he reached his teens, his father was murdered in Siderno during a bloody feud that ravaged competing 'Ndrangheta clans.
They are involved in cocaine trafficking in agreement with 'Ndrangheta clans from Platì, Marina di Gioiosa Jonica and Siderno, as well as the Mafia family of Mariano Agate.
Morabito put together a joint venture of 'Ndrangheta clans, among which the Barbaro family from Platì, the Pelle family from San Luca, but also the Pisano-Pesce-Bellocco clan from Rosarno, on the Tyrrhenian coast of Calabria.
Nine of the kidnappers were apprehended: a carpenter, a hospital orderly, an ex-con and an olive-oil dealer from Calabria, as well as high-ranking members of the 'Ndrangheta – a Mafia-type organization in Calabria – such as Girolamo Piromalli and Saverio Mammoliti.
It was precisely on account of these innovations that the new institution was opposed by the more traditionalist bosses, such as Antonio Macrì from the Ionic town of Siderno, the 'Ndrangheta’s charismatic leader of the 1960s, and Domenico Tripodo, who was the dominant figure of the Reggio Calabria clans.
Luigi Ursino (born February 16, 1933, in Gioiosa Ionica) is an Italian criminal and a member of the 'Ndrangheta, a mafia-type organisation in Calabria.
Antonio Macrì (ca. 1902 – 1975), Italian leader of the 'Ndrangheta
She belongs to a longstanding 'Ndrangheta family from the Reggio Calabria area, the Serraino 'ndrina, from Cardeto, about 10 km southeast of the city of Reggio Calabria.
Despite being jailed, in 2004 he was accused of running an international cocaine trafficking ring with several 'Ndrangheta clans (the Marando, Trimboli and Barbaro clans from Platì in particular), supported by his son Epifanio Agate and Salvatore Miceli, a fugitive in Colombia.
They are involved in cocaine trafficking in agreement with ‘Ndrangheta clans from Platì, Marina di Gioiosa Ionica and Siderno, as well as the Mafia family of Mariano Agate.
According to some pentiti, Cutolo’s career started with is affiliation with the 'Ndrangheta, supported by important bosses such as Giuseppe Piromalli, Paolo De Stefano, and Mammoliti.
A second 'Ndrangheta war was triggered by the marriage between Giuseppina Condello – the sister of the Condello brothers, underbosses of De Stefano – and Antonio Imerti, the leader of a neighbouring 'ndrina in Villa San Giovanni.
According to some pentiti, Cutolo’s career started with his affiliation with the 'Ndrangheta, supported by important bosses such as Piromalli, Paolo De Stefano, and Mammoliti.
Saverio Mammoliti (born December 13, 1942) also known as Saro, is a 'Ndrangheta boss from Oppido Mamertina and Castellace in Calabria.