Jimmy Hoffa three days, the FBI called off the dig. No human remains were found, and the case remains open. Jimmy Hoffa James Riddle Hoffa (February 14, 1913 – disappeared July 30, 1975) was an American labor union leader who served as the President of the International Brotherhood of Teamsters (IBT) union from 1957 until 1971. He vanished in late July 1975, at age 62. From an early age, Hoffa was a union activist and became an important regional figure with the IBT by his mid-20s. By 1952 he was national vice-president of the IBT, and was its general president between 1957
Union violence in the United States beat him, and stabbed him six times with an ice pick. Carter had earlier received a threatening phone call from the home of Anthony Cannestro, Sr., president of Teamsters Local 769. Carter sued Teamsters local 769, charging that union officials had encouraged violent behavior by its members. The Teamsters Union settled with Carter by paying an undisclosed sum. For years, officials of Laborers Local 91, in Niagara, New York, directed a strongarm squad of union members to make death threats and to commit criminal acts against nonunion construction workers and work sites. In 1997, the union fire-bombed a residence used