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
Oilfields Workers' Trade Union Oilfields Workers' Trade Union The Oilfields Workers' Trade Union or OWTU is one of the most powerful trade unions in Trinidad and Tobago. Currently led by Ancel Roget, the union was born out of the 1937 labour riots, the union was nominally led by the imprisoned TUB Butler but was actually organised by lawyer Adrian Cola Rienzi. The union was established on July 25, 1937, and formally registered on September 15. The first meetings were held in Fyzabad, and the first official headquarters were established on Coffee Street, San Fernando. In the 1960s and 1970s, under the leadership of George