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
Jimmy Hoffa his younger brother Robert F. Kennedy as Attorney General. Robert Kennedy had been frustrated in earlier attempts to convict Hoffa, while working as counsel to the McClellan subcommittee. As Attorney General from 1961, Kennedy pursued the strongest attack on organized crime that the country had ever seen, and he carried on with a so-called "Get Hoffa" squad of prosecutors and investigators. In 1964, Hoffa was convicted in Chattanooga, Tennessee of attempted bribery of a grand juror, and was sentenced to eight years. This case resulted from an earlier matter, the Test Fleet case, the trial for which had been held